21774194

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{13729}}^1$

素因数の和:13805

約数の個数: 16

約数和(自身を含む): 35752920

約数和(自身を除く): 13978726

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 13729, 27458, 178477, 356954, 837469, 1674938, 10887097, 21774194]

約数ペア:

[(1, 21774194), (2, 10887097), (13, 1674938), (26, 837469), (61, 356954), (122, 178477), (793, 27458), (1586, 13729)]