19930147204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1254731}}^1$

素因数の和:1254784

約数の個数: 36

約数和(自身を含む): 40156442928

約数和(自身を除く): 20226295724

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 361, 418, 722, 836, 1444, 3971, 7942, 15884, 1254731, 2509462, 5018924, 13802041, 23839889, 27604082, 47679778, 55208164, 95359556, 262238779, 452957891, 524477558, 905915782, 1048955116, 1811831564, 4982536801, 9965073602, 19930147204]

約数ペア:

[(1, 19930147204), (2, 9965073602), (4, 4982536801), (11, 1811831564), (19, 1048955116), (22, 905915782), (38, 524477558), (44, 452957891), (76, 262238779), (209, 95359556), (361, 55208164), (418, 47679778), (722, 27604082), (836, 23839889), (1444, 13802041), (3971, 5018924), (7942, 2509462), (15884, 1254731)]