20199061989

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{263513}}^1$

素因数の和:263706

約数の個数: 32

約数和(自身を含む): 31874653440

約数和(自身を除く): 11675591451

約数列:

[1, 3, 9, 17, 27, 51, 153, 167, 459, 501, 1503, 2839, 4509, 8517, 25551, 76653, 263513, 790539, 2371617, 4479721, 7114851, 13439163, 40317489, 44006671, 120952467, 132020013, 396060039, 748113407, 1188180117, 2244340221, 6733020663, 20199061989]

約数ペア:

[(1, 20199061989), (3, 6733020663), (9, 2244340221), (17, 1188180117), (27, 748113407), (51, 396060039), (153, 132020013), (167, 120952467), (459, 44006671), (501, 40317489), (1503, 13439163), (2839, 7114851), (4509, 4479721), (8517, 2371617), (25551, 790539), (76653, 263513)]