20552945

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 29548800

約数和(自身を除く): 8995855

約数列:

[1, 5, 7, 35, 37, 59, 185, 259, 269, 295, 413, 1295, 1345, 1883, 2065, 2183, 9415, 9953, 10915, 15281, 15871, 49765, 69671, 76405, 79355, 111097, 348355, 555485, 587227, 2936135, 4110589, 20552945]

約数ペア:

[(1, 20552945), (5, 4110589), (7, 2936135), (35, 587227), (37, 555485), (59, 348355), (185, 111097), (259, 79355), (269, 76405), (295, 69671), (413, 49765), (1295, 15871), (1345, 15281), (1883, 10915), (2065, 9953), (2183, 9415)]