31385398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{38557}}^1$

素因数の和:38607

約数の個数: 16

約数和(自身を含む): 52747344

約数和(自身を除く): 21361946

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 38557, 77114, 424127, 848254, 1426609, 2853218, 15692699, 31385398]

約数ペア:

[(1, 31385398), (2, 15692699), (11, 2853218), (22, 1426609), (37, 848254), (74, 424127), (407, 77114), (814, 38557)]