18764740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32353}}^1$

素因数の和:32391

約数の個数: 24

約数和(自身を含む): 40766040

約数和(自身を除く): 22001300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 32353, 64706, 129412, 161765, 323530, 647060, 938237, 1876474, 3752948, 4691185, 9382370, 18764740]

約数ペア:

[(1, 18764740), (2, 9382370), (4, 4691185), (5, 3752948), (10, 1876474), (20, 938237), (29, 647060), (58, 323530), (116, 161765), (145, 129412), (290, 64706), (580, 32353)]