20809901235

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15587941}}^1$

素因数の和:15588038

約数の個数: 16

約数和(自身を含む): 33669954720

約数和(自身を除く): 12860053485

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 15587941, 46763823, 77939705, 233819115, 1387326749, 4161980247, 6936633745, 20809901235]

約数ペア:

[(1, 20809901235), (3, 6936633745), (5, 4161980247), (15, 1387326749), (89, 233819115), (267, 77939705), (445, 46763823), (1335, 15587941)]