20758912

素因数分解:

$2^7\times {\mathrm{127}}^1\times {\mathrm{1277}}^1$

素因数の和:1418

約数の個数: 32

約数和(自身を含む): 41713920

約数和(自身を除く): 20955008

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 508, 1016, 1277, 2032, 2554, 4064, 5108, 8128, 10216, 16256, 20432, 40864, 81728, 162179, 163456, 324358, 648716, 1297432, 2594864, 5189728, 10379456, 20758912]

約数ペア:

[(1, 20758912), (2, 10379456), (4, 5189728), (8, 2594864), (16, 1297432), (32, 648716), (64, 324358), (127, 163456), (128, 162179), (254, 81728), (508, 40864), (1016, 20432), (1277, 16256), (2032, 10216), (2554, 8128), (4064, 5108)]