19188404

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{4139}}^1$

素因数の和:4223

約数の個数: 24

約数和(自身を含む): 35935200

約数和(自身を除く): 16746796

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4139, 4636, 8278, 16556, 78641, 157282, 252479, 314564, 504958, 1009916, 4797101, 9594202, 19188404]

約数ペア:

[(1, 19188404), (2, 9594202), (4, 4797101), (19, 1009916), (38, 504958), (61, 314564), (76, 252479), (122, 157282), (244, 78641), (1159, 16556), (2318, 8278), (4139, 4636)]