15706488890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{419623}}^1$

素因数の和:419846

約数の個数: 32

約数和(自身を含む): 29910798720

約数和(自身を除く): 14204309830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 985, 1970, 3743, 7486, 18715, 37430, 419623, 839246, 2098115, 4196230, 7972837, 15945674, 39864185, 79728370, 82665731, 165331462, 413328655, 826657310, 1570648889, 3141297778, 7853244445, 15706488890]

約数ペア:

[(1, 15706488890), (2, 7853244445), (5, 3141297778), (10, 1570648889), (19, 826657310), (38, 413328655), (95, 165331462), (190, 82665731), (197, 79728370), (394, 39864185), (985, 15945674), (1970, 7972837), (3743, 4196230), (7486, 2098115), (18715, 839246), (37430, 419623)]