19915824

素因数分解:

$2^4\times 3^1\times {\mathrm{414913}}^1$

素因数の和:414924

約数の個数: 20

約数和(自身を含む): 51449336

約数和(自身を除く): 31533512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 414913, 829826, 1244739, 1659652, 2489478, 3319304, 4978956, 6638608, 9957912, 19915824]

約数ペア:

[(1, 19915824), (2, 9957912), (3, 6638608), (4, 4978956), (6, 3319304), (8, 2489478), (12, 1659652), (16, 1244739), (24, 829826), (48, 414913)]