18674747

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1259}}^1$

素因数の和:1442

約数の個数: 16

約数和(自身を含む): 23143680

約数和(自身を除く): 4468933

約数列:

[1, 7, 13, 91, 163, 1141, 1259, 2119, 8813, 14833, 16367, 114569, 205217, 1436519, 2667821, 18674747]

約数ペア:

[(1, 18674747), (7, 2667821), (13, 1436519), (91, 205217), (163, 114569), (1141, 16367), (1259, 14833), (2119, 8813)]