20175725412

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{488611}}^1$

素因数の和:488689

約数の個数: 72

約数和(自身を含む): 54067849472

約数和(自身を除く): 33892124060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 37, 62, 74, 93, 111, 124, 148, 186, 222, 279, 333, 372, 444, 558, 666, 1116, 1147, 1332, 2294, 3441, 4588, 6882, 10323, 13764, 20646, 41292, 488611, 977222, 1465833, 1954444, 2931666, 4397499, 5863332, 8794998, 15146941, 17589996, 18078607, 30293882, 36157214, 45440823, 54235821, 60587764, 72314428, 90881646, 108471642, 136322469, 162707463, 181763292, 216943284, 272644938, 325414926, 545289876, 560436817, 650829852, 1120873634, 1681310451, 2241747268, 3362620902, 5043931353, 6725241804, 10087862706, 20175725412]

約数ペア:

[(1, 20175725412), (2, 10087862706), (3, 6725241804), (4, 5043931353), (6, 3362620902), (9, 2241747268), (12, 1681310451), (18, 1120873634), (31, 650829852), (36, 560436817), (37, 545289876), (62, 325414926), (74, 272644938), (93, 216943284), (111, 181763292), (124, 162707463), (148, 136322469), (186, 108471642), (222, 90881646), (279, 72314428), (333, 60587764), (372, 54235821), (444, 45440823), (558, 36157214), (666, 30293882), (1116, 18078607), (1147, 17589996), (1332, 15146941), (2294, 8794998), (3441, 5863332), (4588, 4397499), (6882, 2931666), (10323, 1954444), (13764, 1465833), (20646, 977222), (41292, 488611)]