1981008

素因数分解:

$2^4\times 3^2\times {\mathrm{13757}}^1$

素因数の和:13771

約数の個数: 30

約数和(自身を含む): 5544474

約数和(自身を除く): 3563466

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 13757, 27514, 41271, 55028, 82542, 110056, 123813, 165084, 220112, 247626, 330168, 495252, 660336, 990504, 1981008]

約数ペア:

[(1, 1981008), (2, 990504), (3, 660336), (4, 495252), (6, 330168), (8, 247626), (9, 220112), (12, 165084), (16, 123813), (18, 110056), (24, 82542), (36, 55028), (48, 41271), (72, 27514), (144, 13757)]