18401818

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{1543}}^1$

素因数の和:1701

約数の個数: 16

約数和(自身を含む): 28347840

約数和(自身を除く): 9946022

約数列:

[1, 2, 67, 89, 134, 178, 1543, 3086, 5963, 11926, 103381, 137327, 206762, 274654, 9200909, 18401818]

約数ペア:

[(1, 18401818), (2, 9200909), (67, 274654), (89, 206762), (134, 137327), (178, 103381), (1543, 11926), (3086, 5963)]