19993212

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{9413}}^1$

素因数の和:9482

約数の個数: 36

約数和(自身を含む): 51400440

約数和(自身を除く): 31407228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 9413, 18826, 28239, 37652, 56478, 84717, 112956, 169434, 338868, 555367, 1110734, 1666101, 2221468, 3332202, 4998303, 6664404, 9996606, 19993212]

約数ペア:

[(1, 19993212), (2, 9996606), (3, 6664404), (4, 4998303), (6, 3332202), (9, 2221468), (12, 1666101), (18, 1110734), (36, 555367), (59, 338868), (118, 169434), (177, 112956), (236, 84717), (354, 56478), (531, 37652), (708, 28239), (1062, 18826), (2124, 9413)]