20197938

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2789}}^1$

素因数の和:2882

約数の個数: 32

約数和(自身を含む): 43390080

約数和(自身を除く): 23192142

約数列:

[1, 2, 3, 6, 17, 34, 51, 71, 102, 142, 213, 426, 1207, 2414, 2789, 3621, 5578, 7242, 8367, 16734, 47413, 94826, 142239, 198019, 284478, 396038, 594057, 1188114, 3366323, 6732646, 10098969, 20197938]

約数ペア:

[(1, 20197938), (2, 10098969), (3, 6732646), (6, 3366323), (17, 1188114), (34, 594057), (51, 396038), (71, 284478), (102, 198019), (142, 142239), (213, 94826), (426, 47413), (1207, 16734), (2414, 8367), (2789, 7242), (3621, 5578)]