18960124

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{661}}^1$

素因数の和:837

約数の個数: 24

約数和(自身を含む): 34032096

約数和(自身を除く): 15071972

約数列:

[1, 2, 4, 71, 101, 142, 202, 284, 404, 661, 1322, 2644, 7171, 14342, 28684, 46931, 66761, 93862, 133522, 187724, 267044, 4740031, 9480062, 18960124]

約数ペア:

[(1, 18960124), (2, 9480062), (4, 4740031), (71, 267044), (101, 187724), (142, 133522), (202, 93862), (284, 66761), (404, 46931), (661, 28684), (1322, 14342), (2644, 7171)]