19884832

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3323}}^1$

素因数の和:3361

約数の個数: 48

約数和(自身を含む): 45232992

約数和(自身を除く): 25348160

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 3323, 5984, 6646, 13292, 26584, 36553, 53168, 56491, 73106, 106336, 112982, 146212, 225964, 292424, 451928, 584848, 621401, 903856, 1169696, 1242802, 1807712, 2485604, 4971208, 9942416, 19884832]

約数ペア:

[(1, 19884832), (2, 9942416), (4, 4971208), (8, 2485604), (11, 1807712), (16, 1242802), (17, 1169696), (22, 903856), (32, 621401), (34, 584848), (44, 451928), (68, 292424), (88, 225964), (136, 146212), (176, 112982), (187, 106336), (272, 73106), (352, 56491), (374, 53168), (544, 36553), (748, 26584), (1496, 13292), (2992, 6646), (3323, 5984)]