19862520727

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{1021}}^1$

素因数の和:1511

約数の個数: 32

約数和(自身を含む): 23274782720

約数和(自身を除く): 3412261993

約数列:

[1, 7, 79, 127, 277, 553, 889, 1021, 1939, 7147, 10033, 21883, 35179, 70231, 80659, 129667, 153181, 246253, 282817, 564613, 907669, 1979719, 2779141, 10243693, 19453987, 22342543, 35917759, 71705851, 156397801, 251424313, 2837502961, 19862520727]

約数ペア:

[(1, 19862520727), (7, 2837502961), (79, 251424313), (127, 156397801), (277, 71705851), (553, 35917759), (889, 22342543), (1021, 19453987), (1939, 10243693), (7147, 2779141), (10033, 1979719), (21883, 907669), (35179, 564613), (70231, 282817), (80659, 246253), (129667, 153181)]