219196144

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{41389}}^1$

素因数の和:41728

約数の個数: 20

約数和(自身を含む): 425985880

約数和(自身を除く): 206789736

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 5296, 41389, 82778, 165556, 331112, 662224, 13699759, 27399518, 54799036, 109598072, 219196144]

約数ペア:

[(1, 219196144), (2, 109598072), (4, 54799036), (8, 27399518), (16, 13699759), (331, 662224), (662, 331112), (1324, 165556), (2648, 82778), (5296, 41389)]