2019499190

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{86711}}^1$

素因数の和:86872

約数の個数: 32

約数和(自身を含む): 3877066944

約数和(自身を除く): 1857567754

約数列:

[1, 2, 5, 10, 17, 34, 85, 137, 170, 274, 685, 1370, 2329, 4658, 11645, 23290, 86711, 173422, 433555, 867110, 1474087, 2948174, 7370435, 11879407, 14740870, 23758814, 59397035, 118794070, 201949919, 403899838, 1009749595, 2019499190]

約数ペア:

[(1, 2019499190), (2, 1009749595), (5, 403899838), (10, 201949919), (17, 118794070), (34, 59397035), (85, 23758814), (137, 14740870), (170, 11879407), (274, 7370435), (685, 2948174), (1370, 1474087), (2329, 867110), (4658, 433555), (11645, 173422), (23290, 86711)]