18958072321

素因数分解:

${\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{379}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 20077376000

約数和(自身を除く): 1119303679

約数列:

[1, 37, 79, 109, 157, 379, 2923, 4033, 5809, 8611, 12403, 14023, 17113, 29941, 41311, 59503, 318607, 458911, 633181, 1107817, 1351927, 1528507, 2201611, 3263569, 4700737, 6485827, 50021299, 120752053, 173927269, 239975599, 512380333, 18958072321]

約数ペア:

[(1, 18958072321), (37, 512380333), (79, 239975599), (109, 173927269), (157, 120752053), (379, 50021299), (2923, 6485827), (4033, 4700737), (5809, 3263569), (8611, 2201611), (12403, 1528507), (14023, 1351927), (17113, 1107817), (29941, 633181), (41311, 458911), (59503, 318607)]