20475291315

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2161}}^1\times {\mathrm{2621}}^1$

素因数の和:5031

約数の個数: 32

約数和(自身を含む): 32924181312

約数和(自身を除く): 12448889997

約数列:

[1, 3, 5, 15, 241, 723, 1205, 2161, 2621, 3615, 6483, 7863, 10805, 13105, 32415, 39315, 520801, 631661, 1562403, 1894983, 2604005, 3158305, 5663981, 7812015, 9474915, 16991943, 28319905, 84959715, 1365019421, 4095058263, 6825097105, 20475291315]

約数ペア:

[(1, 20475291315), (3, 6825097105), (5, 4095058263), (15, 1365019421), (241, 84959715), (723, 28319905), (1205, 16991943), (2161, 9474915), (2621, 7812015), (3615, 5663981), (6483, 3158305), (7863, 2604005), (10805, 1894983), (13105, 1562403), (32415, 631661), (39315, 520801)]