1664212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{347}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 3215520

約数和(自身を除く): 1551308

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 347, 436, 694, 1199, 1388, 2398, 3817, 4796, 7634, 15268, 37823, 75646, 151292, 416053, 832106, 1664212]

約数ペア:

[(1, 1664212), (2, 832106), (4, 416053), (11, 151292), (22, 75646), (44, 37823), (109, 15268), (218, 7634), (347, 4796), (436, 3817), (694, 2398), (1199, 1388)]