19766808620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1051}}^1\times {\mathrm{72337}}^1$

素因数の和:73410

約数の個数: 48

約数和(自身を含む): 44746550688

約数和(自身を除く): 24979742068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1051, 2102, 4204, 5255, 10510, 13663, 21020, 27326, 54652, 68315, 72337, 136630, 144674, 273260, 289348, 361685, 723370, 940381, 1446740, 1880762, 3761524, 4701905, 9403810, 18807620, 76026187, 152052374, 304104748, 380130935, 760261870, 988340431, 1520523740, 1976680862, 3953361724, 4941702155, 9883404310, 19766808620]

約数ペア:

[(1, 19766808620), (2, 9883404310), (4, 4941702155), (5, 3953361724), (10, 1976680862), (13, 1520523740), (20, 988340431), (26, 760261870), (52, 380130935), (65, 304104748), (130, 152052374), (260, 76026187), (1051, 18807620), (2102, 9403810), (4204, 4701905), (5255, 3761524), (10510, 1880762), (13663, 1446740), (21020, 940381), (27326, 723370), (54652, 361685), (68315, 289348), (72337, 273260), (136630, 144674)]