214761392

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{123143}}^1$

素因数の和:123260

約数の個数: 20

約数和(自身を含む): 419921040

約数和(自身を除く): 205159648

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 123143, 246286, 492572, 985144, 1970288, 13422587, 26845174, 53690348, 107380696, 214761392]

約数ペア:

[(1, 214761392), (2, 107380696), (4, 53690348), (8, 26845174), (16, 13422587), (109, 1970288), (218, 985144), (436, 492572), (872, 246286), (1744, 123143)]