19685497488

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{479}}^1$

素因数の和:981

約数の個数: 160

約数和(自身を含む): 53482291200

約数和(自身を除く): 33796793712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 71, 93, 124, 142, 186, 213, 248, 284, 372, 389, 426, 479, 496, 568, 744, 778, 852, 958, 1136, 1167, 1437, 1488, 1556, 1704, 1916, 2201, 2334, 2874, 3112, 3408, 3832, 4402, 4668, 5748, 6224, 6603, 7664, 8804, 9336, 11496, 12059, 13206, 14849, 17608, 18672, 22992, 24118, 26412, 27619, 29698, 34009, 35216, 36177, 44547, 48236, 52824, 55238, 59396, 68018, 72354, 82857, 89094, 96472, 102027, 105648, 110476, 118792, 136036, 144708, 165714, 178188, 186331, 192944, 204054, 220952, 237584, 272072, 289416, 331428, 356376, 372662, 408108, 441904, 544144, 558993, 578832, 662856, 712752, 745324, 816216, 856189, 1054279, 1117986, 1325712, 1490648, 1632432, 1712378, 2108558, 2235972, 2568567, 2981296, 3162837, 3424756, 4217116, 4471944, 5137134, 5776261, 6325674, 6849512, 8434232, 8943888, 10274268, 11552522, 12651348, 13229501, 13699024, 16868464, 17328783, 20548536, 23105044, 25302696, 26459002, 34657566, 39688503, 41097072, 46210088, 50605392, 52918004, 69315132, 79377006, 92420176, 105836008, 138630264, 158754012, 211672016, 277260528, 317508024, 410114531, 635016048, 820229062, 1230343593, 1640458124, 2460687186, 3280916248, 4921374372, 6561832496, 9842748744, 19685497488]

約数ペア:

[(1, 19685497488), (2, 9842748744), (3, 6561832496), (4, 4921374372), (6, 3280916248), (8, 2460687186), (12, 1640458124), (16, 1230343593), (24, 820229062), (31, 635016048), (48, 410114531), (62, 317508024), (71, 277260528), (93, 211672016), (124, 158754012), (142, 138630264), (186, 105836008), (213, 92420176), (248, 79377006), (284, 69315132), (372, 52918004), (389, 50605392), (426, 46210088), (479, 41097072), (496, 39688503), (568, 34657566), (744, 26459002), (778, 25302696), (852, 23105044), (958, 20548536), (1136, 17328783), (1167, 16868464), (1437, 13699024), (1488, 13229501), (1556, 12651348), (1704, 11552522), (1916, 10274268), (2201, 8943888), (2334, 8434232), (2874, 6849512), (3112, 6325674), (3408, 5776261), (3832, 5137134), (4402, 4471944), (4668, 4217116), (5748, 3424756), (6224, 3162837), (6603, 2981296), (7664, 2568567), (8804, 2235972), (9336, 2108558), (11496, 1712378), (12059, 1632432), (13206, 1490648), (14849, 1325712), (17608, 1117986), (18672, 1054279), (22992, 856189), (24118, 816216), (26412, 745324), (27619, 712752), (29698, 662856), (34009, 578832), (35216, 558993), (36177, 544144), (44547, 441904), (48236, 408108), (52824, 372662), (55238, 356376), (59396, 331428), (68018, 289416), (72354, 272072), (82857, 237584), (89094, 220952), (96472, 204054), (102027, 192944), (105648, 186331), (110476, 178188), (118792, 165714), (136036, 144708)]