20877184

素因数分解:

$2^7\times {\mathrm{211}}^1\times {\mathrm{773}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 41842440

約数和(自身を除く): 20965256

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 211, 422, 773, 844, 1546, 1688, 3092, 3376, 6184, 6752, 12368, 13504, 24736, 27008, 49472, 98944, 163103, 326206, 652412, 1304824, 2609648, 5219296, 10438592, 20877184]

約数ペア:

[(1, 20877184), (2, 10438592), (4, 5219296), (8, 2609648), (16, 1304824), (32, 652412), (64, 326206), (128, 163103), (211, 98944), (422, 49472), (773, 27008), (844, 24736), (1546, 13504), (1688, 12368), (3092, 6752), (3376, 6184)]