20865370

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1093}}^1$

素因数の和:1206

約数の個数: 32

約数和(自身を含む): 39699072

約数和(自身を除く): 18833702

約数列:

[1, 2, 5, 10, 23, 46, 83, 115, 166, 230, 415, 830, 1093, 1909, 2186, 3818, 5465, 9545, 10930, 19090, 25139, 50278, 90719, 125695, 181438, 251390, 453595, 907190, 2086537, 4173074, 10432685, 20865370]

約数ペア:

[(1, 20865370), (2, 10432685), (5, 4173074), (10, 2086537), (23, 907190), (46, 453595), (83, 251390), (115, 181438), (166, 125695), (230, 90719), (415, 50278), (830, 25139), (1093, 19090), (1909, 10930), (2186, 9545), (3818, 5465)]