19807436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{450169}}^1$

素因数の和:450184

約数の個数: 12

約数和(自身を含む): 37814280

約数和(自身を除く): 18006844

約数列:

[1, 2, 4, 11, 22, 44, 450169, 900338, 1800676, 4951859, 9903718, 19807436]

約数ペア:

[(1, 19807436), (2, 9903718), (4, 4951859), (11, 1800676), (22, 900338), (44, 450169)]