20169892

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1069}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 36401400

約数和(自身を除く): 16231508

約数列:

[1, 2, 4, 53, 89, 106, 178, 212, 356, 1069, 2138, 4276, 4717, 9434, 18868, 56657, 95141, 113314, 190282, 226628, 380564, 5042473, 10084946, 20169892]

約数ペア:

[(1, 20169892), (2, 10084946), (4, 5042473), (53, 380564), (89, 226628), (106, 190282), (178, 113314), (212, 95141), (356, 56657), (1069, 18868), (2138, 9434), (4276, 4717)]