388620676

素因数分解:

$2^2\times {\mathrm{19751}}^1\times {\mathrm{4919}}^1$

素因数の和:24674

約数の個数: 12

約数和(自身を含む): 680258880

約数和(自身を除く): 291638204

約数列:

[1, 2, 4, 4919, 9838, 19676, 19751, 39502, 79004, 97155169, 194310338, 388620676]

約数ペア:

[(1, 388620676), (2, 194310338), (4, 97155169), (4919, 79004), (9838, 39502), (19676, 19751)]