19166450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{5399}}^1$

素因数の和:5482

約数の個数: 24

約数和(自身を含む): 36158400

約数和(自身を除く): 16991950

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 5399, 10798, 26995, 53990, 134975, 269950, 383329, 766658, 1916645, 3833290, 9583225, 19166450]

約数ペア:

[(1, 19166450), (2, 9583225), (5, 3833290), (10, 1916645), (25, 766658), (50, 383329), (71, 269950), (142, 134975), (355, 53990), (710, 26995), (1775, 10798), (3550, 5399)]