20081256

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^2\times {\mathrm{4951}}^1$

素因数の和:4986

約数の個数: 48

約数和(自身を含む): 54372960

約数和(自身を除く): 34291704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 169, 312, 338, 507, 676, 1014, 1352, 2028, 4056, 4951, 9902, 14853, 19804, 29706, 39608, 59412, 64363, 118824, 128726, 193089, 257452, 386178, 514904, 772356, 836719, 1544712, 1673438, 2510157, 3346876, 5020314, 6693752, 10040628, 20081256]

約数ペア:

[(1, 20081256), (2, 10040628), (3, 6693752), (4, 5020314), (6, 3346876), (8, 2510157), (12, 1673438), (13, 1544712), (24, 836719), (26, 772356), (39, 514904), (52, 386178), (78, 257452), (104, 193089), (156, 128726), (169, 118824), (312, 64363), (338, 59412), (507, 39608), (676, 29706), (1014, 19804), (1352, 14853), (2028, 9902), (4056, 4951)]