387995498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{19973}}^1$

素因数の和:20869

約数の個数: 16

約数和(自身を含む): 635652576

約数和(自身を除く): 247657078

約数列:

[1, 2, 11, 22, 883, 1766, 9713, 19426, 19973, 39946, 219703, 439406, 17636159, 35272318, 193997749, 387995498]

約数ペア:

[(1, 387995498), (2, 193997749), (11, 35272318), (22, 17636159), (883, 439406), (1766, 219703), (9713, 39946), (19426, 19973)]