20218561584

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61483}}^1$

素因数の和:61555

約数の個数: 160

約数和(自身を含む): 61480065024

約数和(自身を除く): 41261503440

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 31, 34, 39, 48, 51, 52, 62, 68, 78, 93, 102, 104, 124, 136, 156, 186, 204, 208, 221, 248, 272, 312, 372, 403, 408, 442, 496, 527, 624, 663, 744, 806, 816, 884, 1054, 1209, 1326, 1488, 1581, 1612, 1768, 2108, 2418, 2652, 3162, 3224, 3536, 4216, 4836, 5304, 6324, 6448, 6851, 8432, 9672, 10608, 12648, 13702, 19344, 20553, 25296, 27404, 41106, 54808, 61483, 82212, 109616, 122966, 164424, 184449, 245932, 328848, 368898, 491864, 737796, 799279, 983728, 1045211, 1475592, 1598558, 1905973, 2090422, 2397837, 2951184, 3135633, 3197116, 3811946, 4180844, 4795674, 5717919, 6271266, 6394232, 7623892, 8361688, 9591348, 11435838, 12542532, 12788464, 13587743, 15247784, 16723376, 19182696, 22871676, 24777649, 25085064, 27175486, 30495568, 32401541, 38365392, 40763229, 45743352, 49555298, 50170128, 54350972, 64803082, 74332947, 81526458, 91486704, 97204623, 99110596, 108701944, 129606164, 148665894, 163052916, 194409246, 198221192, 217403888, 259212328, 297331788, 326105832, 388818492, 396442384, 421220033, 518424656, 594663576, 652211664, 777636984, 842440066, 1189327152, 1263660099, 1555273968, 1684880132, 2527320198, 3369760264, 5054640396, 6739520528, 10109280792, 20218561584]

約数ペア:

[(1, 20218561584), (2, 10109280792), (3, 6739520528), (4, 5054640396), (6, 3369760264), (8, 2527320198), (12, 1684880132), (13, 1555273968), (16, 1263660099), (17, 1189327152), (24, 842440066), (26, 777636984), (31, 652211664), (34, 594663576), (39, 518424656), (48, 421220033), (51, 396442384), (52, 388818492), (62, 326105832), (68, 297331788), (78, 259212328), (93, 217403888), (102, 198221192), (104, 194409246), (124, 163052916), (136, 148665894), (156, 129606164), (186, 108701944), (204, 99110596), (208, 97204623), (221, 91486704), (248, 81526458), (272, 74332947), (312, 64803082), (372, 54350972), (403, 50170128), (408, 49555298), (442, 45743352), (496, 40763229), (527, 38365392), (624, 32401541), (663, 30495568), (744, 27175486), (806, 25085064), (816, 24777649), (884, 22871676), (1054, 19182696), (1209, 16723376), (1326, 15247784), (1488, 13587743), (1581, 12788464), (1612, 12542532), (1768, 11435838), (2108, 9591348), (2418, 8361688), (2652, 7623892), (3162, 6394232), (3224, 6271266), (3536, 5717919), (4216, 4795674), (4836, 4180844), (5304, 3811946), (6324, 3197116), (6448, 3135633), (6851, 2951184), (8432, 2397837), (9672, 2090422), (10608, 1905973), (12648, 1598558), (13702, 1475592), (19344, 1045211), (20553, 983728), (25296, 799279), (27404, 737796), (41106, 491864), (54808, 368898), (61483, 328848), (82212, 245932), (109616, 184449), (122966, 164424)]