2019291615

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{99497}}^1$

素因数の和:99560

約数の個数: 48

約数和(自身を含む): 3911465376

約数和(自身を除く): 1892173761

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 165, 205, 369, 451, 495, 615, 1353, 1845, 2255, 4059, 6765, 20295, 99497, 298491, 497485, 895473, 1094467, 1492455, 3283401, 4079377, 4477365, 5472335, 9850203, 12238131, 16417005, 20396885, 36714393, 44873147, 49251015, 61190655, 134619441, 183571965, 224365735, 403858323, 673097205, 2019291615]

約数ペア:

[(1, 2019291615), (3, 673097205), (5, 403858323), (9, 224365735), (11, 183571965), (15, 134619441), (33, 61190655), (41, 49251015), (45, 44873147), (55, 36714393), (99, 20396885), (123, 16417005), (165, 12238131), (205, 9850203), (369, 5472335), (451, 4477365), (495, 4079377), (615, 3283401), (1353, 1492455), (1845, 1094467), (2255, 895473), (4059, 497485), (6765, 298491), (20295, 99497)]