12970996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1657}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 24140480

約数和(自身を除く): 11169484

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1657, 1957, 3314, 3914, 6628, 7828, 31483, 62966, 125932, 170671, 341342, 682684, 3242749, 6485498, 12970996]

約数ペア:

[(1, 12970996), (2, 6485498), (4, 3242749), (19, 682684), (38, 341342), (76, 170671), (103, 125932), (206, 62966), (412, 31483), (1657, 7828), (1957, 6628), (3314, 3914)]