18302790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1499}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 30945210

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 37, 55, 66, 74, 110, 111, 165, 185, 222, 330, 370, 407, 555, 814, 1110, 1221, 1499, 2035, 2442, 2998, 4070, 4497, 6105, 7495, 8994, 12210, 14990, 16489, 22485, 32978, 44970, 49467, 55463, 82445, 98934, 110926, 164890, 166389, 247335, 277315, 332778, 494670, 554630, 610093, 831945, 1220186, 1663890, 1830279, 3050465, 3660558, 6100930, 9151395, 18302790]

約数ペア:

[(1, 18302790), (2, 9151395), (3, 6100930), (5, 3660558), (6, 3050465), (10, 1830279), (11, 1663890), (15, 1220186), (22, 831945), (30, 610093), (33, 554630), (37, 494670), (55, 332778), (66, 277315), (74, 247335), (110, 166389), (111, 164890), (165, 110926), (185, 98934), (222, 82445), (330, 55463), (370, 49467), (407, 44970), (555, 32978), (814, 22485), (1110, 16489), (1221, 14990), (1499, 12210), (2035, 8994), (2442, 7495), (2998, 6105), (4070, 4497)]