20573048888

素因数分解:

$2^3\times 7^1\times {\mathrm{16229}}^1\times {\mathrm{22637}}^1$

素因数の和:38879

約数の個数: 32

約数和(自身を含む): 44089768800

約数和(自身を除く): 23516719912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 16229, 22637, 32458, 45274, 64916, 90548, 113603, 129832, 158459, 181096, 227206, 316918, 454412, 633836, 908824, 1267672, 367375873, 734751746, 1469503492, 2571631111, 2939006984, 5143262222, 10286524444, 20573048888]

約数ペア:

[(1, 20573048888), (2, 10286524444), (4, 5143262222), (7, 2939006984), (8, 2571631111), (14, 1469503492), (28, 734751746), (56, 367375873), (16229, 1267672), (22637, 908824), (32458, 633836), (45274, 454412), (64916, 316918), (90548, 227206), (113603, 181096), (129832, 158459)]