19837060

素因数分解:

$2^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1223}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 41743296

約数和(自身を除く): 21906236

約数列:

[1, 2, 4, 5, 10, 20, 811, 1223, 1622, 2446, 3244, 4055, 4892, 6115, 8110, 12230, 16220, 24460, 991853, 1983706, 3967412, 4959265, 9918530, 19837060]

約数ペア:

[(1, 19837060), (2, 9918530), (4, 4959265), (5, 3967412), (10, 1983706), (20, 991853), (811, 24460), (1223, 16220), (1622, 12230), (2446, 8110), (3244, 6115), (4055, 4892)]