291338438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{19709}}^1$

素因数の和:20119

約数の個数: 16

約数和(自身を含む): 461214000

約数和(自身を除く): 169875562

約数列:

[1, 2, 19, 38, 389, 778, 7391, 14782, 19709, 39418, 374471, 748942, 7666801, 15333602, 145669219, 291338438]

約数ペア:

[(1, 291338438), (2, 145669219), (19, 15333602), (38, 7666801), (389, 748942), (778, 374471), (7391, 39418), (14782, 19709)]