19968010

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{29803}}^1$

素因数の和:29877

約数の個数: 16

約数和(自身を含む): 36480096

約数和(自身を除く): 16512086

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 29803, 59606, 149015, 298030, 1996801, 3993602, 9984005, 19968010]

約数ペア:

[(1, 19968010), (2, 9984005), (5, 3993602), (10, 1996801), (67, 298030), (134, 149015), (335, 59606), (670, 29803)]