9989957522

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{22787}}^1$

素因数の和:23030

約数の個数: 32

約数和(自身を含む): 16079212800

約数和(自身を除く): 6089255278

約数列:

[1, 2, 19, 38, 83, 139, 166, 278, 1577, 2641, 3154, 5282, 11537, 22787, 23074, 45574, 219203, 432953, 438406, 865906, 1891321, 3167393, 3782642, 6334786, 35935099, 60180467, 71870198, 120360934, 262893619, 525787238, 4994978761, 9989957522]

約数ペア:

[(1, 9989957522), (2, 4994978761), (19, 525787238), (38, 262893619), (83, 120360934), (139, 71870198), (166, 60180467), (278, 35935099), (1577, 6334786), (2641, 3782642), (3154, 3167393), (5282, 1891321), (11537, 865906), (22787, 438406), (23074, 432953), (45574, 219203)]