18039958

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^2\times {\mathrm{59}}^1$

素因数の和:141

約数の個数: 36

約数和(自身を含む): 30558780

約数和(自身を除く): 12518822

約数列:

[1, 2, 17, 23, 34, 46, 59, 118, 289, 391, 529, 578, 782, 1003, 1058, 1357, 2006, 2714, 6647, 8993, 13294, 17051, 17986, 23069, 31211, 34102, 46138, 62422, 152881, 305762, 392173, 530587, 784346, 1061174, 9019979, 18039958]

約数ペア:

[(1, 18039958), (2, 9019979), (17, 1061174), (23, 784346), (34, 530587), (46, 392173), (59, 305762), (118, 152881), (289, 62422), (391, 46138), (529, 34102), (578, 31211), (782, 23069), (1003, 17986), (1058, 17051), (1357, 13294), (2006, 8993), (2714, 6647)]