18731715148

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1\times {\mathrm{1103}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 34127775360

約数和(自身を除く): 15396060212

約数列:

[1, 2, 4, 29, 58, 116, 281, 521, 562, 1042, 1103, 1124, 2084, 2206, 4412, 8149, 15109, 16298, 30218, 31987, 32596, 60436, 63974, 127948, 146401, 292802, 309943, 574663, 585604, 619886, 1149326, 1239772, 2298652, 4245629, 8491258, 8988347, 16665227, 16982516, 17976694, 33330454, 35953388, 66660908, 161480303, 322960606, 645921212, 4682928787, 9365857574, 18731715148]

約数ペア:

[(1, 18731715148), (2, 9365857574), (4, 4682928787), (29, 645921212), (58, 322960606), (116, 161480303), (281, 66660908), (521, 35953388), (562, 33330454), (1042, 17976694), (1103, 16982516), (1124, 16665227), (2084, 8988347), (2206, 8491258), (4412, 4245629), (8149, 2298652), (15109, 1239772), (16298, 1149326), (30218, 619886), (31987, 585604), (32596, 574663), (60436, 309943), (63974, 292802), (127948, 146401)]