2018741545

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2731}}^1$

素因数の和:3037

約数の個数: 32

約数和(自身を含む): 2643701760

約数和(自身を除く): 624960215

約数列:

[1, 5, 19, 31, 95, 155, 251, 589, 1255, 2731, 2945, 4769, 7781, 13655, 23845, 38905, 51889, 84661, 147839, 259445, 423305, 685481, 739195, 1608559, 3427405, 8042795, 13024139, 21249911, 65120695, 106249555, 403748309, 2018741545]

約数ペア:

[(1, 2018741545), (5, 403748309), (19, 106249555), (31, 65120695), (95, 21249911), (155, 13024139), (251, 8042795), (589, 3427405), (1255, 1608559), (2731, 739195), (2945, 685481), (4769, 423305), (7781, 259445), (13655, 147839), (23845, 84661), (38905, 51889)]