18912420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{35023}}^1$

素因数の和:35041

約数の個数: 48

約数和(自身を含む): 58840320

約数和(自身を除く): 39927900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 35023, 70046, 105069, 140092, 175115, 210138, 315207, 350230, 420276, 525345, 630414, 700460, 945621, 1050690, 1260828, 1576035, 1891242, 2101380, 3152070, 3782484, 4728105, 6304140, 9456210, 18912420]

約数ペア:

[(1, 18912420), (2, 9456210), (3, 6304140), (4, 4728105), (5, 3782484), (6, 3152070), (9, 2101380), (10, 1891242), (12, 1576035), (15, 1260828), (18, 1050690), (20, 945621), (27, 700460), (30, 630414), (36, 525345), (45, 420276), (54, 350230), (60, 315207), (90, 210138), (108, 175115), (135, 140092), (180, 105069), (270, 70046), (540, 35023)]