20181593871

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{853597}}^1$

素因数の和:853711

約数の個数: 24

約数和(自身を含む): 30360773664

約数和(自身を除く): 10179179793

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 2627, 7881, 23643, 853597, 2560791, 7682373, 31583089, 60605387, 94749267, 181816161, 284247801, 545448483, 2242399319, 6727197957, 20181593871]

約数ペア:

[(1, 20181593871), (3, 6727197957), (9, 2242399319), (37, 545448483), (71, 284247801), (111, 181816161), (213, 94749267), (333, 60605387), (639, 31583089), (2627, 7682373), (7881, 2560791), (23643, 853597)]