18730328

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{137723}}^1$

素因数の和:137746

約数の個数: 16

約数和(自身を含む): 37185480

約数和(自身を除く): 18455152

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 137723, 275446, 550892, 1101784, 2341291, 4682582, 9365164, 18730328]

約数ペア:

[(1, 18730328), (2, 9365164), (4, 4682582), (8, 2341291), (17, 1101784), (34, 550892), (68, 275446), (136, 137723)]