19269892

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 34357400

約数和(自身を除く): 15087508

約数列:

[1, 2, 4, 109, 193, 218, 229, 386, 436, 458, 772, 916, 21037, 24961, 42074, 44197, 49922, 84148, 88394, 99844, 176788, 4817473, 9634946, 19269892]

約数ペア:

[(1, 19269892), (2, 9634946), (4, 4817473), (109, 176788), (193, 99844), (218, 88394), (229, 84148), (386, 49922), (436, 44197), (458, 42074), (772, 24961), (916, 21037)]