20764428

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{15313}}^1$

素因数の和:15433

約数の個数: 24

約数和(自身を含む): 48882288

約数和(自身を除く): 28117860

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 678, 1356, 15313, 30626, 45939, 61252, 91878, 183756, 1730369, 3460738, 5191107, 6921476, 10382214, 20764428]

約数ペア:

[(1, 20764428), (2, 10382214), (3, 6921476), (4, 5191107), (6, 3460738), (12, 1730369), (113, 183756), (226, 91878), (339, 61252), (452, 45939), (678, 30626), (1356, 15313)]