20196338625

素因数分解:

$3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{437861}}^1$

素因数の和:437923

約数の個数: 48

約数和(自身を含む): 37295333712

約数和(自身を除く): 17098995087

約数列:

[1, 3, 5, 9, 15, 25, 41, 45, 75, 123, 125, 205, 225, 369, 375, 615, 1025, 1125, 1845, 3075, 5125, 9225, 15375, 46125, 437861, 1313583, 2189305, 3940749, 6567915, 10946525, 17952301, 19703745, 32839575, 53856903, 54732625, 89761505, 98518725, 161570709, 164197875, 269284515, 448807525, 492593625, 807853545, 1346422575, 2244037625, 4039267725, 6732112875, 20196338625]

約数ペア:

[(1, 20196338625), (3, 6732112875), (5, 4039267725), (9, 2244037625), (15, 1346422575), (25, 807853545), (41, 492593625), (45, 448807525), (75, 269284515), (123, 164197875), (125, 161570709), (205, 98518725), (225, 89761505), (369, 54732625), (375, 53856903), (615, 32839575), (1025, 19703745), (1125, 17952301), (1845, 10946525), (3075, 6567915), (5125, 3940749), (9225, 2189305), (15375, 1313583), (46125, 437861)]