2787281608

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{390157}}^1$

素因数の和:390229

約数の個数: 32

約数和(自身を含む): 5618275200

約数和(自身を除く): 2830993592

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3572, 7144, 390157, 780314, 1560628, 3121256, 7412983, 14825966, 18337379, 29651932, 36674758, 59303864, 73349516, 146699032, 348410201, 696820402, 1393640804, 2787281608]

約数ペア:

[(1, 2787281608), (2, 1393640804), (4, 696820402), (8, 348410201), (19, 146699032), (38, 73349516), (47, 59303864), (76, 36674758), (94, 29651932), (152, 18337379), (188, 14825966), (376, 7412983), (893, 3121256), (1786, 1560628), (3572, 780314), (7144, 390157)]