18220924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1217}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 33762960

約数和(自身を除く): 15542036

約数列:

[1, 2, 4, 19, 38, 76, 197, 394, 788, 1217, 2434, 3743, 4868, 7486, 14972, 23123, 46246, 92492, 239749, 479498, 958996, 4555231, 9110462, 18220924]

約数ペア:

[(1, 18220924), (2, 9110462), (4, 4555231), (19, 958996), (38, 479498), (76, 239749), (197, 92492), (394, 46246), (788, 23123), (1217, 14972), (2434, 7486), (3743, 4868)]