211678921970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{920343139}}^1$

素因数の和:920343169

約数の個数: 16

約数和(自身を含む): 397588236480

約数和(自身を除く): 185909314510

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 920343139, 1840686278, 4601715695, 9203431390, 21167892197, 42335784394, 105839460985, 211678921970]

約数ペア:

[(1, 211678921970), (2, 105839460985), (5, 42335784394), (10, 21167892197), (23, 9203431390), (46, 4601715695), (115, 1840686278), (230, 920343139)]