201311367568

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{1277}}^1\times {\mathrm{16073}}^1$

素因数の和:17971

約数の個数: 40

約数和(自身を含む): 391007315448

約数和(自身を除く): 189695947880

約数列:

[1, 2, 4, 8, 16, 613, 1226, 1277, 2452, 2554, 4904, 5108, 9808, 10216, 16073, 20432, 32146, 64292, 128584, 257168, 782801, 1565602, 3131204, 6262408, 9852749, 12524816, 19705498, 20525221, 39410996, 41050442, 78821992, 82100884, 157643984, 164201768, 328403536, 12581960473, 25163920946, 50327841892, 100655683784, 201311367568]

約数ペア:

[(1, 201311367568), (2, 100655683784), (4, 50327841892), (8, 25163920946), (16, 12581960473), (613, 328403536), (1226, 164201768), (1277, 157643984), (2452, 82100884), (2554, 78821992), (4904, 41050442), (5108, 39410996), (9808, 20525221), (10216, 19705498), (16073, 12524816), (20432, 9852749), (32146, 6262408), (64292, 3131204), (128584, 1565602), (257168, 782801)]