2080991728

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{15767}}^1$

素因数の和:15961

約数の個数: 40

約数和(自身を含む): 4123584288

約数和(自身を除く): 2042592560

約数列:

[1, 2, 4, 8, 16, 73, 113, 146, 226, 292, 452, 584, 904, 1168, 1808, 8249, 15767, 16498, 31534, 32996, 63068, 65992, 126136, 131984, 252272, 1150991, 1781671, 2301982, 3563342, 4603964, 7126684, 9207928, 14253368, 18415856, 28506736, 130061983, 260123966, 520247932, 1040495864, 2080991728]

約数ペア:

[(1, 2080991728), (2, 1040495864), (4, 520247932), (8, 260123966), (16, 130061983), (73, 28506736), (113, 18415856), (146, 14253368), (226, 9207928), (292, 7126684), (452, 4603964), (584, 3563342), (904, 2301982), (1168, 1781671), (1808, 1150991), (8249, 252272), (15767, 131984), (16498, 126136), (31534, 65992), (32996, 63068)]