20067256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1579

約数の個数: 32

約数和(自身を含む): 41328000

約数和(自身を除く): 21260744

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1304, 1399, 1793, 2798, 3586, 5596, 7172, 11192, 14344, 15389, 30778, 61556, 123112, 228037, 456074, 912148, 1824296, 2508407, 5016814, 10033628, 20067256]

約数ペア:

[(1, 20067256), (2, 10033628), (4, 5016814), (8, 2508407), (11, 1824296), (22, 912148), (44, 456074), (88, 228037), (163, 123112), (326, 61556), (652, 30778), (1304, 15389), (1399, 14344), (1793, 11192), (2798, 7172), (3586, 5596)]