18180412

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{15727}}^1$

素因数の和:15765

約数の個数: 18

約数和(自身を含む): 33799472

約数和(自身を除く): 15619060

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 15727, 31454, 62908, 267359, 534718, 1069436, 4545103, 9090206, 18180412]

約数ペア:

[(1, 18180412), (2, 9090206), (4, 4545103), (17, 1069436), (34, 534718), (68, 267359), (289, 62908), (578, 31454), (1156, 15727)]