16513720

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9601}}^1$

素因数の和:9655

約数の個数: 32

約数和(自身を含む): 38023920

約数和(自身を除く): 21510200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 9601, 19202, 38404, 48005, 76808, 96010, 192020, 384040, 412843, 825686, 1651372, 2064215, 3302744, 4128430, 8256860, 16513720]

約数ペア:

[(1, 16513720), (2, 8256860), (4, 4128430), (5, 3302744), (8, 2064215), (10, 1651372), (20, 825686), (40, 412843), (43, 384040), (86, 192020), (172, 96010), (215, 76808), (344, 48005), (430, 38404), (860, 19202), (1720, 9601)]