180220684

素因数分解:

$2^2\times 7^1\times {\mathrm{659}}^1\times {\mathrm{9767}}^1$

素因数の和:10437

約数の個数: 24

約数和(自身を含む): 361025280

約数和(自身を除く): 180804596

約数列:

[1, 2, 4, 7, 14, 28, 659, 1318, 2636, 4613, 9226, 9767, 18452, 19534, 39068, 68369, 136738, 273476, 6436453, 12872906, 25745812, 45055171, 90110342, 180220684]

約数ペア:

[(1, 180220684), (2, 90110342), (4, 45055171), (7, 25745812), (14, 12872906), (28, 6436453), (659, 273476), (1318, 136738), (2636, 68369), (4613, 39068), (9226, 19534), (9767, 18452)]