2018012065

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{287671}}^1$

素因数の和:287760

約数の個数: 16

約数和(自身を含む): 2568335616

約数和(自身を除く): 550323551

約数列:

[1, 5, 23, 61, 115, 305, 1403, 7015, 287671, 1438355, 6616433, 17547931, 33082165, 87739655, 403602413, 2018012065]

約数ペア:

[(1, 2018012065), (5, 403602413), (23, 87739655), (61, 33082165), (115, 17547931), (305, 6616433), (1403, 1438355), (7015, 287671)]