20474305

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1697}}^1$

素因数の和:1848

約数の個数: 16

約数和(自身を含む): 26081280

約数和(自身を除く): 5606975

約数列:

[1, 5, 19, 95, 127, 635, 1697, 2413, 8485, 12065, 32243, 161215, 215519, 1077595, 4094861, 20474305]

約数ペア:

[(1, 20474305), (5, 4094861), (19, 1077595), (95, 215519), (127, 161215), (635, 32243), (1697, 12065), (2413, 8485)]