18289227

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{659}}^1$

素因数の和:731

約数の個数: 24

約数和(自身を含む): 27593280

約数和(自身を除く): 9304053

約数列:

[1, 3, 11, 29, 33, 87, 319, 659, 841, 957, 1977, 2523, 7249, 9251, 19111, 21747, 27753, 57333, 210221, 554219, 630663, 1662657, 6096409, 18289227]

約数ペア:

[(1, 18289227), (3, 6096409), (11, 1662657), (29, 630663), (33, 554219), (87, 210221), (319, 57333), (659, 27753), (841, 21747), (957, 19111), (1977, 9251), (2523, 7249)]