20637414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{163789}}^1$

素因数の和:163804

約数の個数: 24

約数和(自身を含む): 51102480

約数和(自身を除く): 30465066

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 163789, 327578, 491367, 982734, 1146523, 1474101, 2293046, 2948202, 3439569, 6879138, 10318707, 20637414]

約数ペア:

[(1, 20637414), (2, 10318707), (3, 6879138), (6, 3439569), (7, 2948202), (9, 2293046), (14, 1474101), (18, 1146523), (21, 982734), (42, 491367), (63, 327578), (126, 163789)]