18563850

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{13751}}^1$

素因数の和:13772

約数の個数: 48

約数和(自身を含む): 51157440

約数和(自身を除く): 32593590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 13751, 27502, 41253, 68755, 82506, 123759, 137510, 206265, 247518, 343775, 371277, 412530, 618795, 687550, 742554, 1031325, 1237590, 1856385, 2062650, 3093975, 3712770, 6187950, 9281925, 18563850]

約数ペア:

[(1, 18563850), (2, 9281925), (3, 6187950), (5, 3712770), (6, 3093975), (9, 2062650), (10, 1856385), (15, 1237590), (18, 1031325), (25, 742554), (27, 687550), (30, 618795), (45, 412530), (50, 371277), (54, 343775), (75, 247518), (90, 206265), (135, 137510), (150, 123759), (225, 82506), (270, 68755), (450, 41253), (675, 27502), (1350, 13751)]