213646868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{587}}^1\times {\mathrm{4789}}^1$

素因数の和:5399

約数の個数: 24

約数和(自身を含む): 394312800

約数和(自身を除く): 180665932

約数列:

[1, 2, 4, 19, 38, 76, 587, 1174, 2348, 4789, 9578, 11153, 19156, 22306, 44612, 90991, 181982, 363964, 2811143, 5622286, 11244572, 53411717, 106823434, 213646868]

約数ペア:

[(1, 213646868), (2, 106823434), (4, 53411717), (19, 11244572), (38, 5622286), (76, 2811143), (587, 363964), (1174, 181982), (2348, 90991), (4789, 44612), (9578, 22306), (11153, 19156)]