18438329

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3823}}^1$

素因数の和:3896

約数の個数: 16

約数和(自身を含む): 23127552

約数和(自身を除く): 4689223

約数列:

[1, 7, 13, 53, 91, 371, 689, 3823, 4823, 26761, 49699, 202619, 347893, 1418333, 2634047, 18438329]

約数ペア:

[(1, 18438329), (7, 2634047), (13, 1418333), (53, 347893), (91, 202619), (371, 49699), (689, 26761), (3823, 4823)]