19586392

素因数分解:

$2^3\times 7^1\times {\mathrm{397}}^1\times {\mathrm{881}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 42124320

約数和(自身を除く): 22537928

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 397, 794, 881, 1588, 1762, 2779, 3176, 3524, 5558, 6167, 7048, 11116, 12334, 22232, 24668, 49336, 349757, 699514, 1399028, 2448299, 2798056, 4896598, 9793196, 19586392]

約数ペア:

[(1, 19586392), (2, 9793196), (4, 4896598), (7, 2798056), (8, 2448299), (14, 1399028), (28, 699514), (56, 349757), (397, 49336), (794, 24668), (881, 22232), (1588, 12334), (1762, 11116), (2779, 7048), (3176, 6167), (3524, 5558)]