19960473

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4969}}^1$

素因数の和:5088

約数の個数: 16

約数和(自身を含む): 28945280

約数和(自身を除く): 8984807

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 4969, 14907, 64597, 193791, 511807, 1535421, 6653491, 19960473]

約数ペア:

[(1, 19960473), (3, 6653491), (13, 1535421), (39, 511807), (103, 193791), (309, 64597), (1339, 14907), (4017, 4969)]