20404476

素因数分解:

$2^2\times 3^2\times {\mathrm{566791}}^1$

素因数の和:566801

約数の個数: 18

約数和(自身を含む): 51578072

約数和(自身を除く): 31173596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 566791, 1133582, 1700373, 2267164, 3400746, 5101119, 6801492, 10202238, 20404476]

約数ペア:

[(1, 20404476), (2, 10202238), (3, 6801492), (4, 5101119), (6, 3400746), (9, 2267164), (12, 1700373), (18, 1133582), (36, 566791)]