19875424

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{11719}}^1$

素因数の和:11782

約数の個数: 24

約数和(自身を含む): 39871440

約数和(自身を除く): 19996016

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 11719, 23438, 46876, 93752, 187504, 375008, 621107, 1242214, 2484428, 4968856, 9937712, 19875424]

約数ペア:

[(1, 19875424), (2, 9937712), (4, 4968856), (8, 2484428), (16, 1242214), (32, 621107), (53, 375008), (106, 187504), (212, 93752), (424, 46876), (848, 23438), (1696, 11719)]