20282835

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 34172928

約数和(自身を除く): 13890093

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 795, 823, 1643, 2469, 4115, 4929, 8215, 12345, 24645, 25513, 43619, 76539, 127565, 130857, 218095, 382695, 654285, 1352189, 4056567, 6760945, 20282835]

約数ペア:

[(1, 20282835), (3, 6760945), (5, 4056567), (15, 1352189), (31, 654285), (53, 382695), (93, 218095), (155, 130857), (159, 127565), (265, 76539), (465, 43619), (795, 25513), (823, 24645), (1643, 12345), (2469, 8215), (4115, 4929)]