18507190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 36998208

約数和(自身を除く): 18491018

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 169, 233, 235, 338, 466, 470, 611, 845, 1165, 1222, 1690, 2330, 3029, 3055, 6058, 6110, 7943, 10951, 15145, 15886, 21902, 30290, 39377, 39715, 54755, 78754, 79430, 109510, 142363, 196885, 284726, 393770, 711815, 1423630, 1850719, 3701438, 9253595, 18507190]

約数ペア:

[(1, 18507190), (2, 9253595), (5, 3701438), (10, 1850719), (13, 1423630), (26, 711815), (47, 393770), (65, 284726), (94, 196885), (130, 142363), (169, 109510), (233, 79430), (235, 78754), (338, 54755), (466, 39715), (470, 39377), (611, 30290), (845, 21902), (1165, 15886), (1222, 15145), (1690, 10951), (2330, 7943), (3029, 6110), (3055, 6058)]