18677008

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4507}}^1$

素因数の和:4559

約数の個数: 40

約数和(自身を含む): 42483392

約数和(自身を除く): 23806384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 4507, 9014, 18028, 31549, 36056, 63098, 72112, 126196, 166759, 252392, 333518, 504784, 667036, 1167313, 1334072, 2334626, 2668144, 4669252, 9338504, 18677008]

約数ペア:

[(1, 18677008), (2, 9338504), (4, 4669252), (7, 2668144), (8, 2334626), (14, 1334072), (16, 1167313), (28, 667036), (37, 504784), (56, 333518), (74, 252392), (112, 166759), (148, 126196), (259, 72112), (296, 63098), (518, 36056), (592, 31549), (1036, 18028), (2072, 9014), (4144, 4507)]