15890576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{317}}^1$

素因数の和:579

約数の個数: 40

約数和(自身を含む): 33398904

約数和(自身を除く): 17508328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 241, 317, 482, 634, 964, 1268, 1928, 2536, 3133, 3856, 4121, 5072, 6266, 8242, 12532, 16484, 25064, 32968, 50128, 65936, 76397, 152794, 305588, 611176, 993161, 1222352, 1986322, 3972644, 7945288, 15890576]

約数ペア:

[(1, 15890576), (2, 7945288), (4, 3972644), (8, 1986322), (13, 1222352), (16, 993161), (26, 611176), (52, 305588), (104, 152794), (208, 76397), (241, 65936), (317, 50128), (482, 32968), (634, 25064), (964, 16484), (1268, 12532), (1928, 8242), (2536, 6266), (3133, 5072), (3856, 4121)]