18157384

素因数分解:

$2^3\times 7^1\times {\mathrm{324239}}^1$

素因数の和:324252

約数の個数: 16

約数和(自身を含む): 38908800

約数和(自身を除く): 20751416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 324239, 648478, 1296956, 2269673, 2593912, 4539346, 9078692, 18157384]

約数ペア:

[(1, 18157384), (2, 9078692), (4, 4539346), (7, 2593912), (8, 2269673), (14, 1296956), (28, 648478), (56, 324239)]