1520787986

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{563}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 2371750848

約数和(自身を除く): 850962862

約数列:

[1, 2, 37, 74, 173, 211, 346, 422, 563, 1126, 6401, 7807, 12802, 15614, 20831, 36503, 41662, 73006, 97399, 118793, 194798, 237586, 1350611, 2701222, 3603763, 4395341, 7207526, 8790682, 20551189, 41102378, 760393993, 1520787986]

約数ペア:

[(1, 1520787986), (2, 760393993), (37, 41102378), (74, 20551189), (173, 8790682), (211, 7207526), (346, 4395341), (422, 3603763), (563, 2701222), (1126, 1350611), (6401, 237586), (7807, 194798), (12802, 118793), (15614, 97399), (20831, 73006), (36503, 41662)]