12728518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{823}}^1$

素因数の和:892

約数の個数: 32

約数和(自身を含む): 22544640

約数和(自身を除く): 9816122

約数列:

[1, 2, 11, 19, 22, 37, 38, 74, 209, 407, 418, 703, 814, 823, 1406, 1646, 7733, 9053, 15466, 15637, 18106, 30451, 31274, 60902, 172007, 334961, 344014, 578569, 669922, 1157138, 6364259, 12728518]

約数ペア:

[(1, 12728518), (2, 6364259), (11, 1157138), (19, 669922), (22, 578569), (37, 344014), (38, 334961), (74, 172007), (209, 60902), (407, 31274), (418, 30451), (703, 18106), (814, 15637), (823, 15466), (1406, 9053), (1646, 7733)]