20380384

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5843}}^1$

素因数の和:5962

約数の個数: 24

約数和(自身を含む): 40498920

約数和(自身を除く): 20118536

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5843, 11686, 23372, 46744, 93488, 186976, 636887, 1273774, 2547548, 5095096, 10190192, 20380384]

約数ペア:

[(1, 20380384), (2, 10190192), (4, 5095096), (8, 2547548), (16, 1273774), (32, 636887), (109, 186976), (218, 93488), (436, 46744), (872, 23372), (1744, 11686), (3488, 5843)]