39866672

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{40847}}^1$

素因数の和:40916

約数の個数: 20

約数和(自身を含む): 78509856

約数和(自身を除く): 38643184

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 40847, 81694, 163388, 326776, 653552, 2491667, 4983334, 9966668, 19933336, 39866672]

約数ペア:

[(1, 39866672), (2, 19933336), (4, 9966668), (8, 4983334), (16, 2491667), (61, 653552), (122, 326776), (244, 163388), (488, 81694), (976, 40847)]