1999098976

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{83407}}^1$

素因数の和:83531

約数の個数: 48

約数和(自身を含む): 4540064256

約数和(自身を除く): 2540965280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 856, 1498, 1712, 2996, 3424, 5992, 11984, 23968, 83407, 166814, 333628, 583849, 667256, 1167698, 1334512, 2335396, 2669024, 4670792, 8924549, 9341584, 17849098, 18683168, 35698196, 62471843, 71396392, 124943686, 142792784, 249887372, 285585568, 499774744, 999549488, 1999098976]

約数ペア:

[(1, 1999098976), (2, 999549488), (4, 499774744), (7, 285585568), (8, 249887372), (14, 142792784), (16, 124943686), (28, 71396392), (32, 62471843), (56, 35698196), (107, 18683168), (112, 17849098), (214, 9341584), (224, 8924549), (428, 4670792), (749, 2669024), (856, 2335396), (1498, 1334512), (1712, 1167698), (2996, 667256), (3424, 583849), (5992, 333628), (11984, 166814), (23968, 83407)]