20432878

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 48

約数和(自身を含む): 35808480

約数和(自身を除く): 15375602

約数列:

[1, 2, 17, 23, 29, 34, 46, 53, 58, 106, 289, 391, 493, 578, 667, 782, 901, 986, 1219, 1334, 1537, 1802, 2438, 3074, 6647, 8381, 11339, 13294, 15317, 16762, 20723, 22678, 26129, 30634, 35351, 41446, 52258, 70702, 192763, 352291, 385526, 444193, 600967, 704582, 888386, 1201934, 10216439, 20432878]

約数ペア:

[(1, 20432878), (2, 10216439), (17, 1201934), (23, 888386), (29, 704582), (34, 600967), (46, 444193), (53, 385526), (58, 352291), (106, 192763), (289, 70702), (391, 52258), (493, 41446), (578, 35351), (667, 30634), (782, 26129), (901, 22678), (986, 20723), (1219, 16762), (1334, 15317), (1537, 13294), (1802, 11339), (2438, 8381), (3074, 6647)]