18667610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3881}}^1$

素因数の和:3938

約数の個数: 32

約数和(自身を含む): 37174032

約数和(自身を除く): 18506422

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 3881, 4810, 7762, 19405, 38810, 50453, 100906, 143597, 252265, 287194, 504530, 717985, 1435970, 1866761, 3733522, 9333805, 18667610]

約数ペア:

[(1, 18667610), (2, 9333805), (5, 3733522), (10, 1866761), (13, 1435970), (26, 717985), (37, 504530), (65, 287194), (74, 252265), (130, 143597), (185, 100906), (370, 50453), (481, 38810), (962, 19405), (2405, 7762), (3881, 4810)]