19873669995

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6220241}}^1$

素因数の和:6220323

約数の個数: 24

約数和(自身を含む): 34932879072

約数和(自身を除く): 15059209077

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 6220241, 18660723, 31101205, 55982169, 93303615, 279910845, 441637111, 1324911333, 2208185555, 3974733999, 6624556665, 19873669995]

約数ペア:

[(1, 19873669995), (3, 6624556665), (5, 3974733999), (9, 2208185555), (15, 1324911333), (45, 441637111), (71, 279910845), (213, 93303615), (355, 55982169), (639, 31101205), (1065, 18660723), (3195, 6220241)]