20924490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{769}}^1\times {\mathrm{907}}^1$

素因数の和:1686

約数の個数: 32

約数和(自身を含む): 50339520

約数和(自身を除く): 29415030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 769, 907, 1538, 1814, 2307, 2721, 3845, 4535, 4614, 5442, 7690, 9070, 11535, 13605, 23070, 27210, 697483, 1394966, 2092449, 3487415, 4184898, 6974830, 10462245, 20924490]

約数ペア:

[(1, 20924490), (2, 10462245), (3, 6974830), (5, 4184898), (6, 3487415), (10, 2092449), (15, 1394966), (30, 697483), (769, 27210), (907, 23070), (1538, 13605), (1814, 11535), (2307, 9070), (2721, 7690), (3845, 5442), (4535, 4614)]