1216816

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{1289}}^1$

素因数の和:1356

約数の個数: 20

約数和(自身を含む): 2399400

約数和(自身を除く): 1182584

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 1289, 2578, 5156, 10312, 20624, 76051, 152102, 304204, 608408, 1216816]

約数ペア:

[(1, 1216816), (2, 608408), (4, 304204), (8, 152102), (16, 76051), (59, 20624), (118, 10312), (236, 5156), (472, 2578), (944, 1289)]