40238658

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{20509}}^1$

素因数の和:20626

約数の個数: 24

約数和(自身を含む): 87987900

約数和(自身を除く): 47749242

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 20509, 41018, 61527, 123054, 184581, 369162, 2235481, 4470962, 6706443, 13412886, 20119329, 40238658]

約数ペア:

[(1, 40238658), (2, 20119329), (3, 13412886), (6, 6706443), (9, 4470962), (18, 2235481), (109, 369162), (218, 184581), (327, 123054), (654, 61527), (981, 41018), (1962, 20509)]