20475752

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13687}}^1$

素因数の和:13721

約数の個数: 32

約数和(自身を含む): 44349120

約数和(自身を除く): 23873368

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13687, 27374, 54748, 109496, 150557, 232679, 301114, 465358, 602228, 930716, 1204456, 1861432, 2559469, 5118938, 10237876, 20475752]

約数ペア:

[(1, 20475752), (2, 10237876), (4, 5118938), (8, 2559469), (11, 1861432), (17, 1204456), (22, 930716), (34, 602228), (44, 465358), (68, 301114), (88, 232679), (136, 150557), (187, 109496), (374, 54748), (748, 27374), (1496, 13687)]