16138520

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4861}}^1$

素因数の和:4955

約数の個数: 32

約数和(自身を含む): 36756720

約数和(自身を除く): 20618200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4861, 9722, 19444, 24305, 38888, 48610, 97220, 194440, 403463, 806926, 1613852, 2017315, 3227704, 4034630, 8069260, 16138520]

約数ペア:

[(1, 16138520), (2, 8069260), (4, 4034630), (5, 3227704), (8, 2017315), (10, 1613852), (20, 806926), (40, 403463), (83, 194440), (166, 97220), (332, 48610), (415, 38888), (664, 24305), (830, 19444), (1660, 9722), (3320, 4861)]