19645380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109141}}^1$

素因数の和:109156

約数の個数: 36

約数和(自身を含む): 59591532

約数和(自身を除く): 39946152

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109141, 218282, 327423, 436564, 545705, 654846, 982269, 1091410, 1309692, 1637115, 1964538, 2182820, 3274230, 3929076, 4911345, 6548460, 9822690, 19645380]

約数ペア:

[(1, 19645380), (2, 9822690), (3, 6548460), (4, 4911345), (5, 3929076), (6, 3274230), (9, 2182820), (10, 1964538), (12, 1637115), (15, 1309692), (18, 1091410), (20, 982269), (30, 654846), (36, 545705), (45, 436564), (60, 327423), (90, 218282), (180, 109141)]