19101608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{140453}}^1$

素因数の和:140476

約数の個数: 16

約数和(自身を含む): 37922580

約数和(自身を除く): 18820972

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 140453, 280906, 561812, 1123624, 2387701, 4775402, 9550804, 19101608]

約数ペア:

[(1, 19101608), (2, 9550804), (4, 4775402), (8, 2387701), (17, 1123624), (34, 561812), (68, 280906), (136, 140453)]