20040333968

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{941}}^1\times {\mathrm{5303}}^1$

素因数の和:6503

約数の個数: 40

約数和(自身を含む): 39031626816

約数和(自身を除く): 18991292848

約数列:

[1, 2, 4, 8, 16, 251, 502, 941, 1004, 1882, 2008, 3764, 4016, 5303, 7528, 10606, 15056, 21212, 42424, 84848, 236191, 472382, 944764, 1331053, 1889528, 2662106, 3779056, 4990123, 5324212, 9980246, 10648424, 19960492, 21296848, 39920984, 79841968, 1252520873, 2505041746, 5010083492, 10020166984, 20040333968]

約数ペア:

[(1, 20040333968), (2, 10020166984), (4, 5010083492), (8, 2505041746), (16, 1252520873), (251, 79841968), (502, 39920984), (941, 21296848), (1004, 19960492), (1882, 10648424), (2008, 9980246), (3764, 5324212), (4016, 4990123), (5303, 3779056), (7528, 2662106), (10606, 1889528), (15056, 1331053), (21212, 944764), (42424, 472382), (84848, 236191)]