18729668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4177}}^1$

素因数の和:4259

約数の個数: 24

約数和(自身を含む): 35095200

約数和(自身を除く): 16365532

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 1121, 2242, 4177, 4484, 8354, 16708, 79363, 158726, 246443, 317452, 492886, 985772, 4682417, 9364834, 18729668]

約数ペア:

[(1, 18729668), (2, 9364834), (4, 4682417), (19, 985772), (38, 492886), (59, 317452), (76, 246443), (118, 158726), (236, 79363), (1121, 16708), (2242, 8354), (4177, 4484)]