19908046

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:747

約数の個数: 16

約数和(自身を含む): 30352608

約数和(自身を除く): 10444562

約数列:

[1, 2, 103, 206, 241, 401, 482, 802, 24823, 41303, 49646, 82606, 96641, 193282, 9954023, 19908046]

約数ペア:

[(1, 19908046), (2, 9954023), (103, 193282), (206, 96641), (241, 82606), (401, 49646), (482, 41303), (802, 24823)]