20177384435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{883}}^1\times {\mathrm{1109}}^1$

素因数の和:2327

約数の個数: 32

約数和(自身を含む): 26210882880

約数和(自身を除く): 6033498445

約数列:

[1, 5, 13, 65, 317, 883, 1109, 1585, 4121, 4415, 5545, 11479, 14417, 20605, 57395, 72085, 279911, 351553, 979247, 1399555, 1757765, 3638843, 4570189, 4896235, 12730211, 18194215, 22850945, 63651055, 310421299, 1552106495, 4035476887, 20177384435]

約数ペア:

[(1, 20177384435), (5, 4035476887), (13, 1552106495), (65, 310421299), (317, 63651055), (883, 22850945), (1109, 18194215), (1585, 12730211), (4121, 4896235), (4415, 4570189), (5545, 3638843), (11479, 1757765), (14417, 1399555), (20605, 979247), (57395, 351553), (72085, 279911)]