19271854

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:364

約数の個数: 32

約数和(自身を含む): 33992640

約数和(自身を除く): 14720786

約数列:

[1, 2, 7, 14, 73, 109, 146, 173, 218, 346, 511, 763, 1022, 1211, 1526, 2422, 7957, 12629, 15914, 18857, 25258, 37714, 55699, 88403, 111398, 131999, 176806, 263998, 1376561, 2753122, 9635927, 19271854]

約数ペア:

[(1, 19271854), (2, 9635927), (7, 2753122), (14, 1376561), (73, 263998), (109, 176806), (146, 131999), (173, 111398), (218, 88403), (346, 55699), (511, 37714), (763, 25258), (1022, 18857), (1211, 15914), (1526, 12629), (2422, 7957)]