19753912

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{491}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 18504008

約数列:

[1, 2, 4, 8, 47, 94, 107, 188, 214, 376, 428, 491, 856, 982, 1964, 3928, 5029, 10058, 20116, 23077, 40232, 46154, 52537, 92308, 105074, 184616, 210148, 420296, 2469239, 4938478, 9876956, 19753912]

約数ペア:

[(1, 19753912), (2, 9876956), (4, 4938478), (8, 2469239), (47, 420296), (94, 210148), (107, 184616), (188, 105074), (214, 92308), (376, 52537), (428, 46154), (491, 40232), (856, 23077), (982, 20116), (1964, 10058), (3928, 5029)]