20189418

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 41513472

約数和(自身を除く): 21324054

約数列:

[1, 2, 3, 6, 71, 83, 142, 166, 213, 249, 426, 498, 571, 1142, 1713, 3426, 5893, 11786, 17679, 35358, 40541, 47393, 81082, 94786, 121623, 142179, 243246, 284358, 3364903, 6729806, 10094709, 20189418]

約数ペア:

[(1, 20189418), (2, 10094709), (3, 6729806), (6, 3364903), (71, 284358), (83, 243246), (142, 142179), (166, 121623), (213, 94786), (249, 81082), (426, 47393), (498, 40541), (571, 35358), (1142, 17679), (1713, 11786), (3426, 5893)]