20125144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11383}}^1$

素因数の和:11419

約数の個数: 32

約数和(自身を含む): 43031520

約数和(自身を除く): 22906376

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11383, 22766, 45532, 91064, 147979, 193511, 295958, 387022, 591916, 774044, 1183832, 1548088, 2515643, 5031286, 10062572, 20125144]

約数ペア:

[(1, 20125144), (2, 10062572), (4, 5031286), (8, 2515643), (13, 1548088), (17, 1183832), (26, 774044), (34, 591916), (52, 387022), (68, 295958), (104, 193511), (136, 147979), (221, 91064), (442, 45532), (884, 22766), (1768, 11383)]