19633720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21341}}^1$

素因数の和:21375

約数の個数: 32

約数和(自身を含む): 46098720

約数和(自身を除く): 26465000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21341, 42682, 85364, 106705, 170728, 213410, 426820, 490843, 853640, 981686, 1963372, 2454215, 3926744, 4908430, 9816860, 19633720]

約数ペア:

[(1, 19633720), (2, 9816860), (4, 4908430), (5, 3926744), (8, 2454215), (10, 1963372), (20, 981686), (23, 853640), (40, 490843), (46, 426820), (92, 213410), (115, 170728), (184, 106705), (230, 85364), (460, 42682), (920, 21341)]