1840985468

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 4191989760

約数和(自身を除く): 2351004292

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 37, 38, 49, 62, 74, 76, 98, 124, 133, 148, 196, 217, 259, 266, 431, 434, 518, 532, 589, 703, 862, 868, 931, 1036, 1147, 1178, 1406, 1519, 1724, 1813, 1862, 2294, 2356, 2812, 3017, 3038, 3626, 3724, 4123, 4588, 4921, 6034, 6076, 7252, 8029, 8189, 8246, 9842, 12068, 13361, 15947, 16058, 16378, 16492, 19684, 21119, 21793, 26722, 28861, 31894, 32116, 32756, 34447, 42238, 43586, 53444, 56203, 57323, 57722, 63788, 68894, 84476, 87172, 93527, 111629, 112406, 114646, 115444, 137788, 152551, 187054, 223258, 224812, 229292, 253859, 302993, 305102, 374108, 401261, 446516, 494357, 507718, 605986, 610204, 654689, 781403, 802522, 988714, 1015436, 1067857, 1211972, 1309378, 1562806, 1605044, 1777013, 1977428, 2120951, 2135714, 2618756, 3125612, 3460499, 3554026, 4241902, 4271428, 6920998, 7108052, 8483804, 9392783, 12439091, 13841996, 14846657, 18785566, 24223493, 24878182, 29693314, 37571132, 48446986, 49756364, 59386628, 65749481, 96893972, 131498962, 262997924, 460246367, 920492734, 1840985468]

約数ペア:

[(1, 1840985468), (2, 920492734), (4, 460246367), (7, 262997924), (14, 131498962), (19, 96893972), (28, 65749481), (31, 59386628), (37, 49756364), (38, 48446986), (49, 37571132), (62, 29693314), (74, 24878182), (76, 24223493), (98, 18785566), (124, 14846657), (133, 13841996), (148, 12439091), (196, 9392783), (217, 8483804), (259, 7108052), (266, 6920998), (431, 4271428), (434, 4241902), (518, 3554026), (532, 3460499), (589, 3125612), (703, 2618756), (862, 2135714), (868, 2120951), (931, 1977428), (1036, 1777013), (1147, 1605044), (1178, 1562806), (1406, 1309378), (1519, 1211972), (1724, 1067857), (1813, 1015436), (1862, 988714), (2294, 802522), (2356, 781403), (2812, 654689), (3017, 610204), (3038, 605986), (3626, 507718), (3724, 494357), (4123, 446516), (4588, 401261), (4921, 374108), (6034, 305102), (6076, 302993), (7252, 253859), (8029, 229292), (8189, 224812), (8246, 223258), (9842, 187054), (12068, 152551), (13361, 137788), (15947, 115444), (16058, 114646), (16378, 112406), (16492, 111629), (19684, 93527), (21119, 87172), (21793, 84476), (26722, 68894), (28861, 63788), (31894, 57722), (32116, 57323), (32756, 56203), (34447, 53444), (42238, 43586)]