20193770023

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1\times {\mathrm{1601}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 24299136000

約数和(自身を除く): 4105365977

約数列:

[1, 7, 23, 157, 161, 499, 1099, 1601, 3493, 3611, 11207, 11477, 25277, 36823, 78343, 80339, 251357, 257761, 548401, 798899, 1759499, 1801889, 5592293, 5781211, 12613223, 18374677, 40468477, 125427143, 128622739, 877990001, 2884824289, 20193770023]

約数ペア:

[(1, 20193770023), (7, 2884824289), (23, 877990001), (157, 128622739), (161, 125427143), (499, 40468477), (1099, 18374677), (1601, 12613223), (3493, 5781211), (3611, 5592293), (11207, 1801889), (11477, 1759499), (25277, 798899), (36823, 548401), (78343, 257761), (80339, 251357)]