19313372020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{148633}}^1$

素因数の和:148804

約数の個数: 48

約数和(自身を含む): 41575902480

約数和(自身を除く): 22262530460

約数列:

[1, 2, 4, 5, 10, 20, 73, 89, 146, 178, 292, 356, 365, 445, 730, 890, 1460, 1780, 6497, 12994, 25988, 32485, 64970, 129940, 148633, 297266, 594532, 743165, 1486330, 2972660, 10850209, 13228337, 21700418, 26456674, 43400836, 52913348, 54251045, 66141685, 108502090, 132283370, 217004180, 264566740, 965668601, 1931337202, 3862674404, 4828343005, 9656686010, 19313372020]

約数ペア:

[(1, 19313372020), (2, 9656686010), (4, 4828343005), (5, 3862674404), (10, 1931337202), (20, 965668601), (73, 264566740), (89, 217004180), (146, 132283370), (178, 108502090), (292, 66141685), (356, 54251045), (365, 52913348), (445, 43400836), (730, 26456674), (890, 21700418), (1460, 13228337), (1780, 10850209), (6497, 2972660), (12994, 1486330), (25988, 743165), (32485, 594532), (64970, 297266), (129940, 148633)]