3978608

素因数分解:

$2^4\times {\mathrm{167}}^1\times {\mathrm{1489}}^1$

素因数の和:1664

約数の個数: 20

約数和(自身を含む): 7759920

約数和(自身を除く): 3781312

約数列:

[1, 2, 4, 8, 16, 167, 334, 668, 1336, 1489, 2672, 2978, 5956, 11912, 23824, 248663, 497326, 994652, 1989304, 3978608]

約数ペア:

[(1, 3978608), (2, 1989304), (4, 994652), (8, 497326), (16, 248663), (167, 23824), (334, 11912), (668, 5956), (1336, 2978), (1489, 2672)]