20814990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{99119}}^1$

素因数の和:99136

約数の個数: 32

約数和(自身を含む): 57093120

約数和(自身を除く): 36278130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 99119, 198238, 297357, 495595, 594714, 693833, 991190, 1387666, 1486785, 2081499, 2973570, 3469165, 4162998, 6938330, 10407495, 20814990]

約数ペア:

[(1, 20814990), (2, 10407495), (3, 6938330), (5, 4162998), (6, 3469165), (7, 2973570), (10, 2081499), (14, 1486785), (15, 1387666), (21, 991190), (30, 693833), (35, 594714), (42, 495595), (70, 297357), (105, 198238), (210, 99119)]