18909852291

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{967}}^1\times {\mathrm{17957}}^1$

素因数の和:18952

約数の個数: 36

約数和(自身を含む): 30055801776

約数和(自身を除く): 11145949485

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 967, 1089, 2901, 8703, 10637, 17957, 31911, 53871, 95733, 117007, 161613, 197527, 351021, 592581, 1053063, 1777743, 2172797, 6518391, 17364419, 19555173, 52093257, 156279771, 191008609, 573025827, 1719077481, 2101094699, 6303284097, 18909852291]

約数ペア:

[(1, 18909852291), (3, 6303284097), (9, 2101094699), (11, 1719077481), (33, 573025827), (99, 191008609), (121, 156279771), (363, 52093257), (967, 19555173), (1089, 17364419), (2901, 6518391), (8703, 2172797), (10637, 1777743), (17957, 1053063), (31911, 592581), (53871, 351021), (95733, 197527), (117007, 161613)]