19357870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2111}}^1$

素因数の和:2256

約数の個数: 32

約数和(自身を含む): 40144896

約数和(自身を除く): 20787026

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 2111, 4222, 4585, 9170, 10555, 14777, 21110, 29554, 73885, 147770, 276541, 553082, 1382705, 1935787, 2765410, 3871574, 9678935, 19357870]

約数ペア:

[(1, 19357870), (2, 9678935), (5, 3871574), (7, 2765410), (10, 1935787), (14, 1382705), (35, 553082), (70, 276541), (131, 147770), (262, 73885), (655, 29554), (917, 21110), (1310, 14777), (1834, 10555), (2111, 9170), (4222, 4585)]