19036150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 40863456

約数和(自身を除く): 21827306

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 137, 175, 274, 350, 397, 685, 794, 959, 1370, 1918, 1985, 2779, 3425, 3970, 4795, 5558, 6850, 9590, 9925, 13895, 19850, 23975, 27790, 47950, 54389, 69475, 108778, 138950, 271945, 380723, 543890, 761446, 1359725, 1903615, 2719450, 3807230, 9518075, 19036150]

約数ペア:

[(1, 19036150), (2, 9518075), (5, 3807230), (7, 2719450), (10, 1903615), (14, 1359725), (25, 761446), (35, 543890), (50, 380723), (70, 271945), (137, 138950), (175, 108778), (274, 69475), (350, 54389), (397, 47950), (685, 27790), (794, 23975), (959, 19850), (1370, 13895), (1918, 9925), (1985, 9590), (2779, 6850), (3425, 5558), (3970, 4795)]