20168093428

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1\times {\mathrm{14551}}^1$

素因数の和:15460

約数の個数: 48

約数和(自身を含む): 41071564800

約数和(自身を除く): 20903471372

約数列:

[1, 2, 4, 7, 14, 28, 59, 118, 236, 413, 826, 839, 1652, 1678, 3356, 5873, 11746, 14551, 23492, 29102, 49501, 58204, 99002, 101857, 198004, 203714, 346507, 407428, 693014, 858509, 1386028, 1717018, 3434036, 6009563, 12019126, 12208289, 24038252, 24416578, 48833156, 85458023, 170916046, 341832092, 720289051, 1440578102, 2881156204, 5042023357, 10084046714, 20168093428]

約数ペア:

[(1, 20168093428), (2, 10084046714), (4, 5042023357), (7, 2881156204), (14, 1440578102), (28, 720289051), (59, 341832092), (118, 170916046), (236, 85458023), (413, 48833156), (826, 24416578), (839, 24038252), (1652, 12208289), (1678, 12019126), (3356, 6009563), (5873, 3434036), (11746, 1717018), (14551, 1386028), (23492, 858509), (29102, 693014), (49501, 407428), (58204, 346507), (99002, 203714), (101857, 198004)]