20596418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31883}}^1$

素因数の和:31921

約数の個数: 16

約数和(自身を含む): 34434720

約数和(自身を除く): 13838302

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 31883, 63766, 542011, 605777, 1084022, 1211554, 10298209, 20596418]

約数ペア:

[(1, 20596418), (2, 10298209), (17, 1211554), (19, 1084022), (34, 605777), (38, 542011), (323, 63766), (646, 31883)]