19628552

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{21713}}^1$

素因数の和:21832

約数の個数: 16

約数和(自身を含む): 37130940

約数和(自身を除く): 17502388

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 21713, 43426, 86852, 173704, 2453569, 4907138, 9814276, 19628552]

約数ペア:

[(1, 19628552), (2, 9814276), (4, 4907138), (8, 2453569), (113, 173704), (226, 86852), (452, 43426), (904, 21713)]