18723138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{445789}}^1$

素因数の和:445801

約数の個数: 16

約数和(自身を含む): 42795840

約数和(自身を除く): 24072702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 445789, 891578, 1337367, 2674734, 3120523, 6241046, 9361569, 18723138]

約数ペア:

[(1, 18723138), (2, 9361569), (3, 6241046), (6, 3120523), (7, 2674734), (14, 1337367), (21, 891578), (42, 445789)]