20723365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1511}}^1$

素因数の和:1740

約数の個数: 16

約数和(自身を含む): 26925696

約数和(自身を除く): 6202331

約数列:

[1, 5, 13, 65, 211, 1055, 1511, 2743, 7555, 13715, 19643, 98215, 318821, 1594105, 4144673, 20723365]

約数ペア:

[(1, 20723365), (5, 4144673), (13, 1594105), (65, 318821), (211, 98215), (1055, 19643), (1511, 13715), (2743, 7555)]