20739092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12739}}^1$

素因数の和:12791

約数の個数: 24

約数和(自身を含む): 40666080

約数和(自身を除く): 19926988

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12739, 25478, 50956, 140129, 280258, 471343, 560516, 942686, 1885372, 5184773, 10369546, 20739092]

約数ペア:

[(1, 20739092), (2, 10369546), (4, 5184773), (11, 1885372), (22, 942686), (37, 560516), (44, 471343), (74, 280258), (148, 140129), (407, 50956), (814, 25478), (1628, 12739)]