20367488

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{3881}}^1$

素因数の和:3936

約数の個数: 32

約数和(自身を含む): 41576220

約数和(自身を除く): 21208732

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 328, 656, 1312, 2624, 3881, 5248, 7762, 15524, 31048, 62096, 124192, 159121, 248384, 318242, 496768, 636484, 1272968, 2545936, 5091872, 10183744, 20367488]

約数ペア:

[(1, 20367488), (2, 10183744), (4, 5091872), (8, 2545936), (16, 1272968), (32, 636484), (41, 496768), (64, 318242), (82, 248384), (128, 159121), (164, 124192), (328, 62096), (656, 31048), (1312, 15524), (2624, 7762), (3881, 5248)]