18217758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{751}}^1$

素因数の和:1080

約数の個数: 32

約数和(自身を含む): 39416832

約数和(自身を除く): 21199074

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 311, 622, 751, 933, 1502, 1866, 2253, 4043, 4506, 8086, 9763, 12129, 19526, 24258, 29289, 58578, 233561, 467122, 700683, 1401366, 3036293, 6072586, 9108879, 18217758]

約数ペア:

[(1, 18217758), (2, 9108879), (3, 6072586), (6, 3036293), (13, 1401366), (26, 700683), (39, 467122), (78, 233561), (311, 58578), (622, 29289), (751, 24258), (933, 19526), (1502, 12129), (1866, 9763), (2253, 8086), (4043, 4506)]