18863247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7219}}^1$

素因数の和:7302

約数の個数: 16

約数和(自身を含む): 27493760

約数和(自身を除く): 8630513

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7219, 21657, 93847, 281541, 483673, 1451019, 6287749, 18863247]

約数ペア:

[(1, 18863247), (3, 6287749), (13, 1451019), (39, 483673), (67, 281541), (201, 93847), (871, 21657), (2613, 7219)]