20185181284

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{223}}^1\times {\mathrm{138829}}^1$

素因数の和:139219

約数の個数: 24

約数和(自身を含む): 35700412160

約数和(自身を除く): 15515230876

約数列:

[1, 2, 4, 163, 223, 326, 446, 652, 892, 36349, 72698, 138829, 145396, 277658, 555316, 22629127, 30958867, 45258254, 61917734, 90516508, 123835468, 5046295321, 10092590642, 20185181284]

約数ペア:

[(1, 20185181284), (2, 10092590642), (4, 5046295321), (163, 123835468), (223, 90516508), (326, 61917734), (446, 45258254), (652, 30958867), (892, 22629127), (36349, 555316), (72698, 277658), (138829, 145396)]