18462420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{941}}^1$

素因数の和:1065

約数の個数: 72

約数和(自身を含む): 56576520

約数和(自身を除く): 38114100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 941, 981, 1090, 1308, 1635, 1882, 1962, 2180, 2823, 3270, 3764, 3924, 4705, 4905, 5646, 6540, 8469, 9410, 9810, 11292, 14115, 16938, 18820, 19620, 28230, 33876, 42345, 56460, 84690, 102569, 169380, 205138, 307707, 410276, 512845, 615414, 923121, 1025690, 1230828, 1538535, 1846242, 2051380, 3077070, 3692484, 4615605, 6154140, 9231210, 18462420]

約数ペア:

[(1, 18462420), (2, 9231210), (3, 6154140), (4, 4615605), (5, 3692484), (6, 3077070), (9, 2051380), (10, 1846242), (12, 1538535), (15, 1230828), (18, 1025690), (20, 923121), (30, 615414), (36, 512845), (45, 410276), (60, 307707), (90, 205138), (109, 169380), (180, 102569), (218, 84690), (327, 56460), (436, 42345), (545, 33876), (654, 28230), (941, 19620), (981, 18820), (1090, 16938), (1308, 14115), (1635, 11292), (1882, 9810), (1962, 9410), (2180, 8469), (2823, 6540), (3270, 5646), (3764, 4905), (3924, 4705)]