20203952

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43543}}^1$

素因数の和:43580

約数の個数: 20

約数和(自身を含む): 40495920

約数和(自身を除く): 20291968

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 43543, 87086, 174172, 348344, 696688, 1262747, 2525494, 5050988, 10101976, 20203952]

約数ペア:

[(1, 20203952), (2, 10101976), (4, 5050988), (8, 2525494), (16, 1262747), (29, 696688), (58, 348344), (116, 174172), (232, 87086), (464, 43543)]