19206850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{2273}}^1$

素因数の和:2311

約数の個数: 36

約数和(自身を含む): 38701206

約数和(自身を除く): 19494356

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 2273, 4225, 4546, 8450, 11365, 22730, 29549, 56825, 59098, 113650, 147745, 295490, 384137, 738725, 768274, 1477450, 1920685, 3841370, 9603425, 19206850]

約数ペア:

[(1, 19206850), (2, 9603425), (5, 3841370), (10, 1920685), (13, 1477450), (25, 768274), (26, 738725), (50, 384137), (65, 295490), (130, 147745), (169, 113650), (325, 59098), (338, 56825), (650, 29549), (845, 22730), (1690, 11365), (2273, 8450), (4225, 4546)]