19393902

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2389}}^1$

素因数の和:2449

約数の個数: 48

約数和(自身を含む): 46977840

約数和(自身を除く): 27583938

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 41, 66, 82, 99, 123, 198, 246, 369, 451, 738, 902, 1353, 2389, 2706, 4059, 4778, 7167, 8118, 14334, 21501, 26279, 43002, 52558, 78837, 97949, 157674, 195898, 236511, 293847, 473022, 587694, 881541, 1077439, 1763082, 2154878, 3232317, 6464634, 9696951, 19393902]

約数ペア:

[(1, 19393902), (2, 9696951), (3, 6464634), (6, 3232317), (9, 2154878), (11, 1763082), (18, 1077439), (22, 881541), (33, 587694), (41, 473022), (66, 293847), (82, 236511), (99, 195898), (123, 157674), (198, 97949), (246, 78837), (369, 52558), (451, 43002), (738, 26279), (902, 21501), (1353, 14334), (2389, 8118), (2706, 7167), (4059, 4778)]