20181370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{677}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 39833856

約数和(自身を除く): 19652486

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 677, 1354, 1355, 2710, 2981, 3385, 5962, 6770, 7447, 14894, 14905, 29810, 37235, 74470, 183467, 366934, 917335, 1834670, 2018137, 4036274, 10090685, 20181370]

約数ペア:

[(1, 20181370), (2, 10090685), (5, 4036274), (10, 2018137), (11, 1834670), (22, 917335), (55, 366934), (110, 183467), (271, 74470), (542, 37235), (677, 29810), (1354, 14905), (1355, 14894), (2710, 7447), (2981, 6770), (3385, 5962)]