18586540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{132761}}^1$

素因数の和:132777

約数の個数: 24

約数和(自身を含む): 44608032

約数和(自身を除く): 26021492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 132761, 265522, 531044, 663805, 929327, 1327610, 1858654, 2655220, 3717308, 4646635, 9293270, 18586540]

約数ペア:

[(1, 18586540), (2, 9293270), (4, 4646635), (5, 3717308), (7, 2655220), (10, 1858654), (14, 1327610), (20, 929327), (28, 663805), (35, 531044), (70, 265522), (140, 132761)]