20247749745

素因数分解:

$3^1\times 5^1\times {\mathrm{3217}}^1\times {\mathrm{419599}}^1$

素因数の和:422824

約数の個数: 16

約数和(自身を含む): 32406547200

約数和(自身を除く): 12158797455

約数列:

[1, 3, 5, 15, 3217, 9651, 16085, 48255, 419599, 1258797, 2097995, 6293985, 1349849983, 4049549949, 6749249915, 20247749745]

約数ペア:

[(1, 20247749745), (3, 6749249915), (5, 4049549949), (15, 1349849983), (3217, 6293985), (9651, 2097995), (16085, 1258797), (48255, 419599)]