20351665

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4783}}^1$

素因数の和:4848

約数の個数: 16

約数和(自身を含む): 26178048

約数和(自身を除く): 5826383

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 4783, 23915, 110009, 176971, 550045, 884855, 4070333, 20351665]

約数ペア:

[(1, 20351665), (5, 4070333), (23, 884855), (37, 550045), (115, 176971), (185, 110009), (851, 23915), (4255, 4783)]