20209196

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2351}}^1$

素因数の和:2669

約数の個数: 24

約数和(自身を含む): 40567296

約数和(自身を除く): 20358100

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 2351, 4298, 4702, 8596, 9404, 16457, 32914, 65828, 721757, 1443514, 2887028, 5052299, 10104598, 20209196]

約数ペア:

[(1, 20209196), (2, 10104598), (4, 5052299), (7, 2887028), (14, 1443514), (28, 721757), (307, 65828), (614, 32914), (1228, 16457), (2149, 9404), (2351, 8596), (4298, 4702)]