196350256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{645889}}^1$

素因数の和:645916

約数の個数: 20

約数和(自身を含む): 400451800

約数和(自身を除く): 204101544

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 645889, 1291778, 2583556, 5167112, 10334224, 12271891, 24543782, 49087564, 98175128, 196350256]

約数ペア:

[(1, 196350256), (2, 98175128), (4, 49087564), (8, 24543782), (16, 12271891), (19, 10334224), (38, 5167112), (76, 2583556), (152, 1291778), (304, 645889)]