19293812

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{739}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 34685280

約数和(自身を除く): 15391468

約数列:

[1, 2, 4, 61, 107, 122, 214, 244, 428, 739, 1478, 2956, 6527, 13054, 26108, 45079, 79073, 90158, 158146, 180316, 316292, 4823453, 9646906, 19293812]

約数ペア:

[(1, 19293812), (2, 9646906), (4, 4823453), (61, 316292), (107, 180316), (122, 158146), (214, 90158), (244, 79073), (428, 45079), (739, 26108), (1478, 13054), (2956, 6527)]