19963151

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 23010624

約数和(自身を除く): 3047473

約数列:

[1, 13, 17, 103, 221, 877, 1339, 1751, 11401, 14909, 22763, 90331, 193817, 1174303, 1535627, 19963151]

約数ペア:

[(1, 19963151), (13, 1535627), (17, 1174303), (103, 193817), (221, 90331), (877, 22763), (1339, 14909), (1751, 11401)]