18158056

素因数分解:

$2^3\times 7^1\times {\mathrm{324251}}^1$

素因数の和:324264

約数の個数: 16

約数和(自身を含む): 38910240

約数和(自身を除く): 20752184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 324251, 648502, 1297004, 2269757, 2594008, 4539514, 9079028, 18158056]

約数ペア:

[(1, 18158056), (2, 9079028), (4, 4539514), (7, 2594008), (8, 2269757), (14, 1297004), (28, 648502), (56, 324251)]