18070760

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5443}}^1$

素因数の和:5537

約数の個数: 32

約数和(自身を含む): 41156640

約数和(自身を除く): 23085880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5443, 10886, 21772, 27215, 43544, 54430, 108860, 217720, 451769, 903538, 1807076, 2258845, 3614152, 4517690, 9035380, 18070760]

約数ペア:

[(1, 18070760), (2, 9035380), (4, 4517690), (5, 3614152), (8, 2258845), (10, 1807076), (20, 903538), (40, 451769), (83, 217720), (166, 108860), (332, 54430), (415, 43544), (664, 27215), (830, 21772), (1660, 10886), (3320, 5443)]