20177409076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{1155107}}^1$

素因数の和:1155519

約数の個数: 24

約数和(自身を含む): 38617570656

約数和(自身を除く): 18440161580

約数列:

[1, 2, 4, 11, 22, 44, 397, 794, 1588, 4367, 8734, 17468, 1155107, 2310214, 4620428, 12706177, 25412354, 50824708, 458577479, 917154958, 1834309916, 5044352269, 10088704538, 20177409076]

約数ペア:

[(1, 20177409076), (2, 10088704538), (4, 5044352269), (11, 1834309916), (22, 917154958), (44, 458577479), (397, 50824708), (794, 25412354), (1588, 12706177), (4367, 4620428), (8734, 2310214), (17468, 1155107)]