20154657603

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 29080995840

約数和(自身を除く): 8926338237

約数列:

[1, 3, 23, 61, 69, 89, 173, 183, 267, 311, 519, 933, 1403, 2047, 3979, 4209, 5429, 6141, 7153, 10553, 11937, 15397, 16287, 18971, 21459, 27679, 31659, 46191, 53803, 56913, 83037, 124867, 161409, 242719, 354131, 374601, 436333, 636617, 728157, 939217, 1062393, 1237469, 1308999, 1688419, 1909851, 2817651, 3281983, 3712407, 4788467, 5065257, 9845949, 14365401, 21601991, 38833637, 64805973, 75485609, 110134741, 116500911, 226456827, 292096487, 330404223, 876289461, 6718219201, 20154657603]

約数ペア:

[(1, 20154657603), (3, 6718219201), (23, 876289461), (61, 330404223), (69, 292096487), (89, 226456827), (173, 116500911), (183, 110134741), (267, 75485609), (311, 64805973), (519, 38833637), (933, 21601991), (1403, 14365401), (2047, 9845949), (3979, 5065257), (4209, 4788467), (5429, 3712407), (6141, 3281983), (7153, 2817651), (10553, 1909851), (11937, 1688419), (15397, 1308999), (16287, 1237469), (18971, 1062393), (21459, 939217), (27679, 728157), (31659, 636617), (46191, 436333), (53803, 374601), (56913, 354131), (83037, 242719), (124867, 161409)]