18870472

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{38669}}^1$

素因数の和:38736

約数の個数: 16

約数和(自身を含む): 35963100

約数和(自身を除く): 17092628

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 38669, 77338, 154676, 309352, 2358809, 4717618, 9435236, 18870472]

約数ペア:

[(1, 18870472), (2, 9435236), (4, 4717618), (8, 2358809), (61, 309352), (122, 154676), (244, 77338), (488, 38669)]