66806584

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{33809}}^1$

素因数の和:33847

約数の個数: 32

約数和(自身を含む): 142002000

約数和(自身を除く): 75195416

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 33809, 67618, 135236, 270472, 439517, 642371, 879034, 1284742, 1758068, 2569484, 3516136, 5138968, 8350823, 16701646, 33403292, 66806584]

約数ペア:

[(1, 66806584), (2, 33403292), (4, 16701646), (8, 8350823), (13, 5138968), (19, 3516136), (26, 2569484), (38, 1758068), (52, 1284742), (76, 879034), (104, 642371), (152, 439517), (247, 270472), (494, 135236), (988, 67618), (1976, 33809)]