19826190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{220291}}^1$

素因数の和:220304

約数の個数: 24

約数和(自身を含む): 51548328

約数和(自身を除く): 31722138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 220291, 440582, 660873, 1101455, 1321746, 1982619, 2202910, 3304365, 3965238, 6608730, 9913095, 19826190]

約数ペア:

[(1, 19826190), (2, 9913095), (3, 6608730), (5, 3965238), (6, 3304365), (9, 2202910), (10, 1982619), (15, 1321746), (18, 1101455), (30, 660873), (45, 440582), (90, 220291)]