19665844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{446951}}^1$

素因数の和:446966

約数の個数: 12

約数和(自身を含む): 37543968

約数和(自身を除く): 17878124

約数列:

[1, 2, 4, 11, 22, 44, 446951, 893902, 1787804, 4916461, 9832922, 19665844]

約数ペア:

[(1, 19665844), (2, 9832922), (4, 4916461), (11, 1787804), (22, 893902), (44, 446951)]