20073931490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{20599}}^1$

素因数の和:20871

約数の個数: 64

約数和(自身を含む): 39868416000

約数和(自身を除く): 19794484510

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 223, 230, 437, 446, 874, 1115, 2185, 2230, 4237, 4370, 5129, 8474, 10258, 20599, 21185, 25645, 41198, 42370, 51290, 97451, 102995, 194902, 205990, 391381, 473777, 487255, 782762, 947554, 974510, 1956905, 2368885, 3913810, 4593577, 4737770, 9001763, 9187154, 18003526, 22967885, 45008815, 45935770, 87277963, 90017630, 105652271, 174555926, 211304542, 436389815, 528261355, 872779630, 1056522710, 2007393149, 4014786298, 10036965745, 20073931490]

約数ペア:

[(1, 20073931490), (2, 10036965745), (5, 4014786298), (10, 2007393149), (19, 1056522710), (23, 872779630), (38, 528261355), (46, 436389815), (95, 211304542), (115, 174555926), (190, 105652271), (223, 90017630), (230, 87277963), (437, 45935770), (446, 45008815), (874, 22967885), (1115, 18003526), (2185, 9187154), (2230, 9001763), (4237, 4737770), (4370, 4593577), (5129, 3913810), (8474, 2368885), (10258, 1956905), (20599, 974510), (21185, 947554), (25645, 782762), (41198, 487255), (42370, 473777), (51290, 391381), (97451, 205990), (102995, 194902)]