19874020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{58453}}^1$

素因数の和:58479

約数の個数: 24

約数和(自身を含む): 44191224

約数和(自身を除く): 24317204

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 58453, 116906, 233812, 292265, 584530, 993701, 1169060, 1987402, 3974804, 4968505, 9937010, 19874020]

約数ペア:

[(1, 19874020), (2, 9937010), (4, 4968505), (5, 3974804), (10, 1987402), (17, 1169060), (20, 993701), (34, 584530), (68, 292265), (85, 233812), (170, 116906), (340, 58453)]