16873720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18341}}^1$

素因数の和:18375

約数の個数: 32

約数和(自身を含む): 39618720

約数和(自身を除く): 22745000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 18341, 36682, 73364, 91705, 146728, 183410, 366820, 421843, 733640, 843686, 1687372, 2109215, 3374744, 4218430, 8436860, 16873720]

約数ペア:

[(1, 16873720), (2, 8436860), (4, 4218430), (5, 3374744), (8, 2109215), (10, 1687372), (20, 843686), (23, 733640), (40, 421843), (46, 366820), (92, 183410), (115, 146728), (184, 91705), (230, 73364), (460, 36682), (920, 18341)]