20910367005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{911723}}^1$

素因数の和:911881

約数の個数: 32

約数和(自身を含む): 36760711680

約数和(自身を除く): 15850344675

約数列:

[1, 3, 5, 11, 15, 33, 55, 139, 165, 417, 695, 1529, 2085, 4587, 7645, 22935, 911723, 2735169, 4558615, 10028953, 13675845, 30086859, 50144765, 126729497, 150434295, 380188491, 633647485, 1394024467, 1900942455, 4182073401, 6970122335, 20910367005]

約数ペア:

[(1, 20910367005), (3, 6970122335), (5, 4182073401), (11, 1900942455), (15, 1394024467), (33, 633647485), (55, 380188491), (139, 150434295), (165, 126729497), (417, 50144765), (695, 30086859), (1529, 13675845), (2085, 10028953), (4587, 4558615), (7645, 2735169), (22935, 911723)]