2238421864

素因数分解:

$2^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{81409}}^1$

素因数の和:81913

約数の個数: 32

約数和(自身を含む): 4806446400

約数和(自身を除く): 2568024536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 491, 982, 1964, 3437, 3928, 6874, 13748, 27496, 81409, 162818, 325636, 569863, 651272, 1139726, 2279452, 4558904, 39971819, 79943638, 159887276, 279802733, 319774552, 559605466, 1119210932, 2238421864]

約数ペア:

[(1, 2238421864), (2, 1119210932), (4, 559605466), (7, 319774552), (8, 279802733), (14, 159887276), (28, 79943638), (56, 39971819), (491, 4558904), (982, 2279452), (1964, 1139726), (3437, 651272), (3928, 569863), (6874, 325636), (13748, 162818), (27496, 81409)]