81062672

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{220279}}^1$

素因数の和:220310

約数の個数: 20

約数和(自身を含む): 163888320

約数和(自身を除く): 82825648

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 220279, 440558, 881116, 1762232, 3524464, 5066417, 10132834, 20265668, 40531336, 81062672]

約数ペア:

[(1, 81062672), (2, 40531336), (4, 20265668), (8, 10132834), (16, 5066417), (23, 3524464), (46, 1762232), (92, 881116), (184, 440558), (368, 220279)]