19509690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7307}}^1$

素因数の和:7406

約数の個数: 32

約数和(自身を含む): 47355840

約数和(自身を除く): 27846150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7307, 14614, 21921, 36535, 43842, 73070, 109605, 219210, 650323, 1300646, 1950969, 3251615, 3901938, 6503230, 9754845, 19509690]

約数ペア:

[(1, 19509690), (2, 9754845), (3, 6503230), (5, 3901938), (6, 3251615), (10, 1950969), (15, 1300646), (30, 650323), (89, 219210), (178, 109605), (267, 73070), (445, 43842), (534, 36535), (890, 21921), (1335, 14614), (2670, 7307)]