20423169

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1009}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 31984680

約数和(自身を除く): 11561511

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 1009, 1557, 2249, 3027, 6747, 9081, 13117, 20241, 39351, 118053, 174557, 523671, 1571013, 2269241, 6807723, 20423169]

約数ペア:

[(1, 20423169), (3, 6807723), (9, 2269241), (13, 1571013), (39, 523671), (117, 174557), (173, 118053), (519, 39351), (1009, 20241), (1557, 13117), (2249, 9081), (3027, 6747)]