30721856272

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{112948001}}^1$

素因数の和:112948026

約数の個数: 20

約数和(自身を含む): 63024985116

約数和(自身を除く): 32303128844

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 112948001, 225896002, 451792004, 903584008, 1807168016, 1920116017, 3840232034, 7680464068, 15360928136, 30721856272]

約数ペア:

[(1, 30721856272), (2, 15360928136), (4, 7680464068), (8, 3840232034), (16, 1920116017), (17, 1807168016), (34, 903584008), (68, 451792004), (136, 225896002), (272, 112948001)]