20651618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{19373}}^1$

素因数の和:19429

約数の個数: 16

約数和(自身を含む): 34175736

約数和(自身を除く): 13524118

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 19373, 38746, 251849, 503698, 794293, 1588586, 10325809, 20651618]

約数ペア:

[(1, 20651618), (2, 10325809), (13, 1588586), (26, 794293), (41, 503698), (82, 251849), (533, 38746), (1066, 19373)]