2138888

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6568

約数の個数: 16

約数和(自身を含む): 4108860

約数和(自身を除く): 1969972

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 6521, 13042, 26084, 52168, 267361, 534722, 1069444, 2138888]

約数ペア:

[(1, 2138888), (2, 1069444), (4, 534722), (8, 267361), (41, 52168), (82, 26084), (164, 13042), (328, 6521)]