20964434

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9203}}^1$

素因数の和:9289

約数の個数: 16

約数和(自身を含む): 33797088

約数和(自身を除く): 12832654

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9203, 18406, 156451, 312902, 616601, 1233202, 10482217, 20964434]

約数ペア:

[(1, 20964434), (2, 10482217), (17, 1233202), (34, 616601), (67, 312902), (134, 156451), (1139, 18406), (2278, 9203)]