20115352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 40143600

約数和(自身を除く): 20028248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 353, 419, 706, 838, 1412, 1676, 2824, 3352, 6001, 7123, 12002, 14246, 24004, 28492, 48008, 56984, 147907, 295814, 591628, 1183256, 2514419, 5028838, 10057676, 20115352]

約数ペア:

[(1, 20115352), (2, 10057676), (4, 5028838), (8, 2514419), (17, 1183256), (34, 591628), (68, 295814), (136, 147907), (353, 56984), (419, 48008), (706, 28492), (838, 24004), (1412, 14246), (1676, 12002), (2824, 7123), (3352, 6001)]