40286584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{387371}}^1$

素因数の和:387390

約数の個数: 16

約数和(自身を含む): 81348120

約数和(自身を除く): 41061536

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 387371, 774742, 1549484, 3098968, 5035823, 10071646, 20143292, 40286584]

約数ペア:

[(1, 40286584), (2, 20143292), (4, 10071646), (8, 5035823), (13, 3098968), (26, 1549484), (52, 774742), (104, 387371)]