15934768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:146

約数の個数: 80

約数和(自身を含む): 35354880

約数和(自身を除く): 19420112

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 43, 46, 53, 76, 86, 92, 106, 152, 172, 184, 212, 304, 344, 368, 424, 437, 688, 817, 848, 874, 989, 1007, 1219, 1634, 1748, 1978, 2014, 2279, 2438, 3268, 3496, 3956, 4028, 4558, 4876, 6536, 6992, 7912, 8056, 9116, 9752, 13072, 15824, 16112, 18232, 18791, 19504, 23161, 36464, 37582, 43301, 46322, 52417, 75164, 86602, 92644, 104834, 150328, 173204, 185288, 209668, 300656, 346408, 370576, 419336, 692816, 838672, 995923, 1991846, 3983692, 7967384, 15934768]

約数ペア:

[(1, 15934768), (2, 7967384), (4, 3983692), (8, 1991846), (16, 995923), (19, 838672), (23, 692816), (38, 419336), (43, 370576), (46, 346408), (53, 300656), (76, 209668), (86, 185288), (92, 173204), (106, 150328), (152, 104834), (172, 92644), (184, 86602), (212, 75164), (304, 52417), (344, 46322), (368, 43301), (424, 37582), (437, 36464), (688, 23161), (817, 19504), (848, 18791), (874, 18232), (989, 16112), (1007, 15824), (1219, 13072), (1634, 9752), (1748, 9116), (1978, 8056), (2014, 7912), (2279, 6992), (2438, 6536), (3268, 4876), (3496, 4558), (3956, 4028)]