68418886

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{193}}^1\times {\mathrm{491}}^1$

素因数の和:724

約数の個数: 24

約数和(自身を含む): 109097064

約数和(自身を除く): 40678178

約数列:

[1, 2, 19, 38, 193, 361, 386, 491, 722, 982, 3667, 7334, 9329, 18658, 69673, 94763, 139346, 177251, 189526, 354502, 1800497, 3600994, 34209443, 68418886]

約数ペア:

[(1, 68418886), (2, 34209443), (19, 3600994), (38, 1800497), (193, 354502), (361, 189526), (386, 177251), (491, 139346), (722, 94763), (982, 69673), (3667, 18658), (7334, 9329)]