18772947

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4231}}^1$

素因数の和:4283

約数の個数: 24

約数和(自身を含む): 29708640

約数和(自身を除く): 10935693

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4231, 4437, 12693, 38079, 71927, 122699, 215781, 368097, 647343, 1104291, 2085883, 6257649, 18772947]

約数ペア:

[(1, 18772947), (3, 6257649), (9, 2085883), (17, 1104291), (29, 647343), (51, 368097), (87, 215781), (153, 122699), (261, 71927), (493, 38079), (1479, 12693), (4231, 4437)]