201912498

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{157991}}^1$

素因数の和:158070

約数の個数: 24

約数和(自身を含む): 443641536

約数和(自身を除く): 241729038

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 157991, 315982, 473973, 947946, 1421919, 2843838, 11217361, 22434722, 33652083, 67304166, 100956249, 201912498]

約数ペア:

[(1, 201912498), (2, 100956249), (3, 67304166), (6, 33652083), (9, 22434722), (18, 11217361), (71, 2843838), (142, 1421919), (213, 947946), (426, 473973), (639, 315982), (1278, 157991)]