40395004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{18947}}^1$

素因数の和:19005

約数の個数: 24

約数和(自身を含む): 77989968

約数和(自身を除く): 37594964

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 18947, 37894, 75788, 246311, 492622, 776827, 985244, 1553654, 3107308, 10098751, 20197502, 40395004]

約数ペア:

[(1, 40395004), (2, 20197502), (4, 10098751), (13, 3107308), (26, 1553654), (41, 985244), (52, 776827), (82, 492622), (164, 246311), (533, 75788), (1066, 37894), (2132, 18947)]