20197272

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{19571}}^1$

素因数の和:19623

約数の個数: 32

約数和(自身を含む): 51670080

約数和(自身を除く): 31472808

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 19571, 39142, 58713, 78284, 117426, 156568, 234852, 469704, 841553, 1683106, 2524659, 3366212, 5049318, 6732424, 10098636, 20197272]

約数ペア:

[(1, 20197272), (2, 10098636), (3, 6732424), (4, 5049318), (6, 3366212), (8, 2524659), (12, 1683106), (24, 841553), (43, 469704), (86, 234852), (129, 156568), (172, 117426), (258, 78284), (344, 58713), (516, 39142), (1032, 19571)]