20901062

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2864

約数の個数: 32

約数和(自身を含む): 39541824

約数和(自身を除く): 18640762

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 2801, 3731, 5602, 7462, 19607, 36413, 39214, 72826, 114841, 229682, 254891, 509782, 803887, 1492933, 1607774, 2985866, 10450531, 20901062]

約数ペア:

[(1, 20901062), (2, 10450531), (7, 2985866), (13, 1607774), (14, 1492933), (26, 803887), (41, 509782), (82, 254891), (91, 229682), (182, 114841), (287, 72826), (533, 39214), (574, 36413), (1066, 19607), (2801, 7462), (3731, 5602)]