19388718

素因数分解:

$2^1\times 3^2\times {\mathrm{449}}^1\times {\mathrm{2399}}^1$

素因数の和:2856

約数の個数: 24

約数和(自身を含む): 42120000

約数和(自身を除く): 22731282

約数列:

[1, 2, 3, 6, 9, 18, 449, 898, 1347, 2399, 2694, 4041, 4798, 7197, 8082, 14394, 21591, 43182, 1077151, 2154302, 3231453, 6462906, 9694359, 19388718]

約数ペア:

[(1, 19388718), (2, 9694359), (3, 6462906), (6, 3231453), (9, 2154302), (18, 1077151), (449, 43182), (898, 21591), (1347, 14394), (2399, 8082), (2694, 7197), (4041, 4798)]