20131216

素因数分解:

$2^4\times 7^1\times {\mathrm{179743}}^1$

素因数の和:179758

約数の個数: 20

約数和(自身を含む): 44576512

約数和(自身を除く): 24445296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179743, 359486, 718972, 1258201, 1437944, 2516402, 2875888, 5032804, 10065608, 20131216]

約数ペア:

[(1, 20131216), (2, 10065608), (4, 5032804), (7, 2875888), (8, 2516402), (14, 1437944), (16, 1258201), (28, 718972), (56, 359486), (112, 179743)]