20123258302

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{88897}}^1$

素因数の和:88985

約数の個数: 64

約数和(自身を含む): 38915988480

約数和(自身を除く): 18792730178

約数列:

[1, 2, 7, 14, 19, 23, 37, 38, 46, 74, 133, 161, 259, 266, 322, 437, 518, 703, 851, 874, 1406, 1702, 3059, 4921, 5957, 6118, 9842, 11914, 16169, 32338, 88897, 113183, 177794, 226366, 622279, 1244558, 1689043, 2044631, 3289189, 3378086, 4089262, 6578378, 11823301, 14312417, 23024323, 23646602, 28624834, 38847989, 46048646, 62494591, 75651347, 77695978, 124989182, 151302694, 271935923, 437462137, 529559429, 543871846, 874924274, 1059118858, 1437375593, 2874751186, 10061629151, 20123258302]

約数ペア:

[(1, 20123258302), (2, 10061629151), (7, 2874751186), (14, 1437375593), (19, 1059118858), (23, 874924274), (37, 543871846), (38, 529559429), (46, 437462137), (74, 271935923), (133, 151302694), (161, 124989182), (259, 77695978), (266, 75651347), (322, 62494591), (437, 46048646), (518, 38847989), (703, 28624834), (851, 23646602), (874, 23024323), (1406, 14312417), (1702, 11823301), (3059, 6578378), (4921, 4089262), (5957, 3378086), (6118, 3289189), (9842, 2044631), (11914, 1689043), (16169, 1244558), (32338, 622279), (88897, 226366), (113183, 177794)]