20571496

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13751}}^1$

素因数の和:13785

約数の個数: 32

約数和(自身を含む): 44556480

約数和(自身を除く): 23984984

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13751, 27502, 55004, 110008, 151261, 233767, 302522, 467534, 605044, 935068, 1210088, 1870136, 2571437, 5142874, 10285748, 20571496]

約数ペア:

[(1, 20571496), (2, 10285748), (4, 5142874), (8, 2571437), (11, 1870136), (17, 1210088), (22, 935068), (34, 605044), (44, 467534), (68, 302522), (88, 233767), (136, 151261), (187, 110008), (374, 55004), (748, 27502), (1496, 13751)]