18840419

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{919}}^1$

素因数の和:1034

約数の個数: 16

約数和(自身を含む): 21638400

約数和(自身を除く): 2797981

約数列:

[1, 13, 19, 83, 247, 919, 1079, 1577, 11947, 17461, 20501, 76277, 226993, 991601, 1449263, 18840419]

約数ペア:

[(1, 18840419), (13, 1449263), (19, 991601), (83, 226993), (247, 76277), (919, 20501), (1079, 17461), (1577, 11947)]