19663950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{337}}^1\times {\mathrm{389}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 49037040

約数和(自身を除く): 29373090

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 337, 389, 674, 778, 1011, 1167, 1685, 1945, 2022, 2334, 3370, 3890, 5055, 5835, 8425, 9725, 10110, 11670, 16850, 19450, 25275, 29175, 50550, 58350, 131093, 262186, 393279, 655465, 786558, 1310930, 1966395, 3277325, 3932790, 6554650, 9831975, 19663950]

約数ペア:

[(1, 19663950), (2, 9831975), (3, 6554650), (5, 3932790), (6, 3277325), (10, 1966395), (15, 1310930), (25, 786558), (30, 655465), (50, 393279), (75, 262186), (150, 131093), (337, 58350), (389, 50550), (674, 29175), (778, 25275), (1011, 19450), (1167, 16850), (1685, 11670), (1945, 10110), (2022, 9725), (2334, 8425), (3370, 5835), (3890, 5055)]