20535950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13249}}^1$

素因数の和:13292

約数の個数: 24

約数和(自身を含む): 39432000

約数和(自身を除く): 18896050

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 13249, 26498, 66245, 132490, 331225, 410719, 662450, 821438, 2053595, 4107190, 10267975, 20535950]

約数ペア:

[(1, 20535950), (2, 10267975), (5, 4107190), (10, 2053595), (25, 821438), (31, 662450), (50, 410719), (62, 331225), (155, 132490), (310, 66245), (775, 26498), (1550, 13249)]