20875734

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1787}}^1$

素因数の和:1865

約数の個数: 48

約数和(自身を含む): 50207040

約数和(自身を除く): 29331306

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 59, 66, 99, 118, 177, 198, 354, 531, 649, 1062, 1298, 1787, 1947, 3574, 3894, 5361, 5841, 10722, 11682, 16083, 19657, 32166, 39314, 58971, 105433, 117942, 176913, 210866, 316299, 353826, 632598, 948897, 1159763, 1897794, 2319526, 3479289, 6958578, 10437867, 20875734]

約数ペア:

[(1, 20875734), (2, 10437867), (3, 6958578), (6, 3479289), (9, 2319526), (11, 1897794), (18, 1159763), (22, 948897), (33, 632598), (59, 353826), (66, 316299), (99, 210866), (118, 176913), (177, 117942), (198, 105433), (354, 58971), (531, 39314), (649, 32166), (1062, 19657), (1298, 16083), (1787, 11682), (1947, 10722), (3574, 5841), (3894, 5361)]