20131891446

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{13121}}^1$

素因数の和:13501

約数の個数: 64

約数和(自身を含む): 43510452480

約数和(自身を除く): 23378561034

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 313, 626, 817, 939, 1634, 1878, 2451, 4902, 5947, 11894, 13121, 13459, 17841, 26242, 26918, 35682, 39363, 40377, 78726, 80754, 249299, 255721, 498598, 511442, 564203, 747897, 767163, 1128406, 1495794, 1534326, 1692609, 3385218, 4106873, 8213746, 10719857, 12320619, 21439714, 24641238, 32159571, 64319142, 78030587, 156061174, 176595539, 234091761, 353191078, 468183522, 529786617, 1059573234, 3355315241, 6710630482, 10065945723, 20131891446]

約数ペア:

[(1, 20131891446), (2, 10065945723), (3, 6710630482), (6, 3355315241), (19, 1059573234), (38, 529786617), (43, 468183522), (57, 353191078), (86, 234091761), (114, 176595539), (129, 156061174), (258, 78030587), (313, 64319142), (626, 32159571), (817, 24641238), (939, 21439714), (1634, 12320619), (1878, 10719857), (2451, 8213746), (4902, 4106873), (5947, 3385218), (11894, 1692609), (13121, 1534326), (13459, 1495794), (17841, 1128406), (26242, 767163), (26918, 747897), (35682, 564203), (39363, 511442), (40377, 498598), (78726, 255721), (80754, 249299)]