19274913

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1877}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 32031168

約数和(自身を除く): 12756255

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 1877, 3423, 5631, 10269, 13139, 16893, 39417, 118251, 305951, 917853, 2141657, 2753559, 6424971, 19274913]

約数ペア:

[(1, 19274913), (3, 6424971), (7, 2753559), (9, 2141657), (21, 917853), (63, 305951), (163, 118251), (489, 39417), (1141, 16893), (1467, 13139), (1877, 10269), (3423, 5631)]