19412984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127717}}^1$

素因数の和:127742

約数の個数: 16

約数和(自身を含む): 38315400

約数和(自身を除く): 18902416

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 127717, 255434, 510868, 1021736, 2426623, 4853246, 9706492, 19412984]

約数ペア:

[(1, 19412984), (2, 9706492), (4, 4853246), (8, 2426623), (19, 1021736), (38, 510868), (76, 255434), (152, 127717)]