20668634

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{86843}}^1$

素因数の和:86869

約数の個数: 16

約数和(自身を含む): 37516608

約数和(自身を除く): 16847974

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 86843, 173686, 607901, 1215802, 1476331, 2952662, 10334317, 20668634]

約数ペア:

[(1, 20668634), (2, 10334317), (7, 2952662), (14, 1476331), (17, 1215802), (34, 607901), (119, 173686), (238, 86843)]