1961404276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1985227}}^1$

素因数の和:1985263

約数の個数: 24

約数和(自身を含む): 3891046880

約数和(自身を除く): 1929642604

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 1985227, 3970454, 7940908, 25807951, 37719313, 51615902, 75438626, 103231804, 150877252, 490351069, 980702138, 1961404276]

約数ペア:

[(1, 1961404276), (2, 980702138), (4, 490351069), (13, 150877252), (19, 103231804), (26, 75438626), (38, 51615902), (52, 37719313), (76, 25807951), (247, 7940908), (494, 3970454), (988, 1985227)]