16191640

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4877}}^1$

素因数の和:4971

約数の個数: 32

約数和(自身を含む): 36877680

約数和(自身を除く): 20686040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4877, 9754, 19508, 24385, 39016, 48770, 97540, 195080, 404791, 809582, 1619164, 2023955, 3238328, 4047910, 8095820, 16191640]

約数ペア:

[(1, 16191640), (2, 8095820), (4, 4047910), (5, 3238328), (8, 2023955), (10, 1619164), (20, 809582), (40, 404791), (83, 195080), (166, 97540), (332, 48770), (415, 39016), (664, 24385), (830, 19508), (1660, 9754), (3320, 4877)]