20328390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{225871}}^1$

素因数の和:225884

約数の個数: 24

約数和(自身を含む): 52854048

約数和(自身を除く): 32525658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 225871, 451742, 677613, 1129355, 1355226, 2032839, 2258710, 3388065, 4065678, 6776130, 10164195, 20328390]

約数ペア:

[(1, 20328390), (2, 10164195), (3, 6776130), (5, 4065678), (6, 3388065), (9, 2258710), (10, 2032839), (15, 1355226), (18, 1129355), (30, 677613), (45, 451742), (90, 225871)]