20071928

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{41131}}^1$

素因数の和:41198

約数の個数: 16

約数和(自身を含む): 38252760

約数和(自身を除く): 18180832

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 41131, 82262, 164524, 329048, 2508991, 5017982, 10035964, 20071928]

約数ペア:

[(1, 20071928), (2, 10035964), (4, 5017982), (8, 2508991), (61, 329048), (122, 164524), (244, 82262), (488, 41131)]