18918636

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{433}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 48413568

約数和(自身を除く): 29494932

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 331, 433, 662, 866, 993, 1299, 1324, 1732, 1986, 2598, 3641, 3972, 4763, 5196, 7282, 9526, 10923, 14289, 14564, 19052, 21846, 28578, 43692, 57156, 143323, 286646, 429969, 573292, 859938, 1576553, 1719876, 3153106, 4729659, 6306212, 9459318, 18918636]

約数ペア:

[(1, 18918636), (2, 9459318), (3, 6306212), (4, 4729659), (6, 3153106), (11, 1719876), (12, 1576553), (22, 859938), (33, 573292), (44, 429969), (66, 286646), (132, 143323), (331, 57156), (433, 43692), (662, 28578), (866, 21846), (993, 19052), (1299, 14564), (1324, 14289), (1732, 10923), (1986, 9526), (2598, 7282), (3641, 5196), (3972, 4763)]