20443090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{88883}}^1$

素因数の和:88913

約数の個数: 16

約数和(自身を含む): 38397888

約数和(自身を除く): 17954798

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 88883, 177766, 444415, 888830, 2044309, 4088618, 10221545, 20443090]

約数ペア:

[(1, 20443090), (2, 10221545), (5, 4088618), (10, 2044309), (23, 888830), (46, 444415), (115, 177766), (230, 88883)]